Finding the Fourth Proportional to 396,864.84, 547,760.10 and 244,034.52
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Solution
The fourth proportional to 396,864.84, 547,760.10 and 244,034.52 is: 336,820.90
Step by Step Solution
- Step 1: Write the proportion equation
396,864.84 : 547,760.10 = 244,034.52 : x - Step 2: Convert to fraction form
396,864.84/547,760.10 = 244,034.52/x - Step 3: Cross multiply
396,864.84x = 547,760.10 × 244,034.52 - Step 4: Simplify right side
396,864.84x = 133,672,373,078.65 - Step 5: Solve for x
x = 133,672,373,078.65/396,864.84 - Step 6: Final answer
x = 336,820.90
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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.