Finding the Fourth Proportional to 636,560.28, 878,446.92 and 350,092.44
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Solution
The fourth proportional to 636,560.28, 878,446.92 and 350,092.44 is: 483,124.12
Step by Step Solution
- Step 1: Write the proportion equation
636,560.28 : 878,446.92 = 350,092.44 : x - Step 2: Convert to fraction form
636,560.28/878,446.92 = 350,092.44/x - Step 3: Cross multiply
636,560.28x = 878,446.92 × 350,092.44 - Step 4: Simplify right side
636,560.28x = 307,537,625,633.29 - Step 5: Solve for x
x = 307,537,625,633.29/636,560.28 - Step 6: Final answer
x = 483,124.12
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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.