Finding the Fourth Proportional to 724,758.92, 1,087,224.84 and 350,513
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Solution
The fourth proportional to 724,758.92, 1,087,224.84 and 350,513 is: 525,811.31
Step by Step Solution
- Step 1: Write the proportion equation
724,758.92 : 1,087,224.84 = 350,513 : x - Step 2: Convert to fraction form
724,758.92/1,087,224.84 = 350,513/x - Step 3: Cross multiply
724,758.92x = 1,087,224.84 × 350,513 - Step 4: Simplify right side
724,758.92x = 381,086,440,342.92 - Step 5: Solve for x
x = 381,086,440,342.92/724,758.92 - Step 6: Final answer
x = 525,811.31
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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.