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Finding the Fourth Proportional to 360,882.92, 541,379.04 and 261,790.85

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Solution

The fourth proportional to 360,882.92, 541,379.04 and 261,790.85 is: 392,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,882.92 : 541,379.04 = 261,790.85 : x
  2. Step 2: Convert to fraction form
    360,882.92/541,379.04 = 261,790.85/x
  3. Step 3: Cross multiply
    360,882.92x = 541,379.04 × 261,790.85
  4. Step 4: Simplify right side
    360,882.92x = 141,728,079,053.78
  5. Step 5: Solve for x
    x = 141,728,079,053.78/360,882.92
  6. Step 6: Final answer
    x = 392,725.93

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1.5x scale

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.