Finding the Fourth Proportional to 572,515.70, 858,773.55 and 502,531.70
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Solution
The fourth proportional to 572,515.70, 858,773.55 and 502,531.70 is: 753,797.55
Step by Step Solution
- Step 1: Write the proportion equation
572,515.70 : 858,773.55 = 502,531.70 : x - Step 2: Convert to fraction form
572,515.70/858,773.55 = 502,531.70/x - Step 3: Cross multiply
572,515.70x = 858,773.55 × 502,531.70 - Step 4: Simplify right side
572,515.70x = 431,560,931,996.54 - Step 5: Solve for x
x = 431,560,931,996.54/572,515.70 - Step 6: Final answer
x = 753,797.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.