Finding the Fourth Proportional to 498,006.24, 747,761.85 and 397,869.18
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Solution
The fourth proportional to 498,006.24, 747,761.85 and 397,869.18 is: 597,404.95
Step by Step Solution
- Step 1: Write the proportion equation
498,006.24 : 747,761.85 = 397,869.18 : x - Step 2: Convert to fraction form
498,006.24/747,761.85 = 397,869.18/x - Step 3: Cross multiply
498,006.24x = 747,761.85 × 397,869.18 - Step 4: Simplify right side
498,006.24x = 297,511,394,094.78 - Step 5: Solve for x
x = 297,511,394,094.78/498,006.24 - Step 6: Final answer
x = 597,404.95
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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.