Finding the Fourth Proportional to 724,776.92, 1,087,251.84 and 350,531
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Solution
The fourth proportional to 724,776.92, 1,087,251.84 and 350,531 is: 525,838.32
Step by Step Solution
- Step 1: Write the proportion equation
724,776.92 : 1,087,251.84 = 350,531 : x - Step 2: Convert to fraction form
724,776.92/1,087,251.84 = 350,531/x - Step 3: Cross multiply
724,776.92x = 1,087,251.84 × 350,531 - Step 4: Simplify right side
724,776.92x = 381,115,474,727.04 - Step 5: Solve for x
x = 381,115,474,727.04/724,776.92 - Step 6: Final answer
x = 525,838.32
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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.