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E Content - Proportion Std IX
E CONTENT - PROPORTION STD IX INTRODUCTION Proportion is an equation that defines that the two given ratios are equivalent to each other. In other words, the proportion states the equality of the two fractions or the ratios. Proportion is explained majorly based on ratio and fractions. A fraction, represented in the form of a/b, while ratio a:b, then a proportion states that two ratios are equal. Here, a and b are any two integers. The ratio and proportion are key foundations to understand the various concepts in mathematics as well as in science. Proportion finds application in solving many daily life problems such as in business while dealing with transactions or while cooking, etc. It establishes a relation between two or more quantities and thus helps in their comparison. OBJECTIVES To identify the constant of proportionality To use the constant of proportionality in different situations. SUBJECT MAPPING Video 1 - https://youtu.be/A0iO2frX-MA Video 2 - https://youtu.be/adU66F
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