Finding the Fourth Proportional to 502,966.26, 754,559.42 and 218,700.68
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Solution
The fourth proportional to 502,966.26, 754,559.42 and 218,700.68 is: 328,098.87
Step by Step Solution
- Step 1: Write the proportion equation
502,966.26 : 754,559.42 = 218,700.68 : x - Step 2: Convert to fraction form
502,966.26/754,559.42 = 218,700.68/x - Step 3: Cross multiply
502,966.26x = 754,559.42 × 218,700.68 - Step 4: Simplify right side
502,966.26x = 165,022,661,599.99 - Step 5: Solve for x
x = 165,022,661,599.99/502,966.26 - Step 6: Final answer
x = 328,098.87
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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.