Finding the Fourth Proportional to 452,654.24, 679,096.68 and 212,721.56
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Solution
The fourth proportional to 452,654.24, 679,096.68 and 212,721.56 is: 319,136.53
Step by Step Solution
- Step 1: Write the proportion equation
452,654.24 : 679,096.68 = 212,721.56 : x - Step 2: Convert to fraction form
452,654.24/679,096.68 = 212,721.56/x - Step 3: Cross multiply
452,654.24x = 679,096.68 × 212,721.56 - Step 4: Simplify right side
452,654.24x = 144,458,505,160.42 - Step 5: Solve for x
x = 144,458,505,160.42/452,654.24 - Step 6: Final answer
x = 319,136.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.