Home / 392,565.06-588,847.85-126,325.52

Finding the Fourth Proportional to 392,565.06, 588,847.85 and 126,325.52

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Solution

The fourth proportional to 392,565.06, 588,847.85 and 126,325.52 is: 189,488.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,565.06 : 588,847.85 = 126,325.52 : x
  2. Step 2: Convert to fraction form
    392,565.06/588,847.85 = 126,325.52/x
  3. Step 3: Cross multiply
    392,565.06x = 588,847.85 × 126,325.52
  4. Step 4: Simplify right side
    392,565.06x = 74,386,513,625.73
  5. Step 5: Solve for x
    x = 74,386,513,625.73/392,565.06
  6. Step 6: Final answer
    x = 189,488.37

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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.