Finding the Fourth Proportional to 502,691.09, 754,092.05 and 147,732.75
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Solution
The fourth proportional to 502,691.09, 754,092.05 and 147,732.75 is: 221,615.41
Step by Step Solution
- Step 1: Write the proportion equation
502,691.09 : 754,092.05 = 147,732.75 : x - Step 2: Convert to fraction form
502,691.09/754,092.05 = 147,732.75/x - Step 3: Cross multiply
502,691.09x = 754,092.05 × 147,732.75 - Step 4: Simplify right side
502,691.09x = 111,404,091,560.97 - Step 5: Solve for x
x = 111,404,091,560.97/502,691.09 - Step 6: Final answer
x = 221,615.41
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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.