Home / 392,230.71-588,354.26-111,747.96

Finding the Fourth Proportional to 392,230.71, 588,354.26 and 111,747.96

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Solution

The fourth proportional to 392,230.71, 588,354.26 and 111,747.96 is: 167,624.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,230.71 : 588,354.26 = 111,747.96 : x
  2. Step 2: Convert to fraction form
    392,230.71/588,354.26 = 111,747.96/x
  3. Step 3: Cross multiply
    392,230.71x = 588,354.26 × 111,747.96
  4. Step 4: Simplify right side
    392,230.71x = 65,747,387,753.57
  5. Step 5: Solve for x
    x = 65,747,387,753.57/392,230.71
  6. Step 6: Final answer
    x = 167,624.27

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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.