Finding the Fourth Proportional to 546,691.88, 754,432.70 and 304,974.26
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Solution
The fourth proportional to 546,691.88, 754,432.70 and 304,974.26 is: 420,863.31
Step by Step Solution
- Step 1: Write the proportion equation
546,691.88 : 754,432.70 = 304,974.26 : x - Step 2: Convert to fraction form
546,691.88/754,432.70 = 304,974.26/x - Step 3: Cross multiply
546,691.88x = 754,432.70 × 304,974.26 - Step 4: Simplify right side
546,691.88x = 230,082,554,402.30 - Step 5: Solve for x
x = 230,082,554,402.30/546,691.88 - Step 6: Final answer
x = 420,863.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.