Home / 392,432.08-588,470.20-111,884.24

Finding the Fourth Proportional to 392,432.08, 588,470.20 and 111,884.24

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Solution

The fourth proportional to 392,432.08, 588,470.20 and 111,884.24 is: 167,775.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,432.08 : 588,470.20 = 111,884.24 : x
  2. Step 2: Convert to fraction form
    392,432.08/588,470.20 = 111,884.24/x
  3. Step 3: Cross multiply
    392,432.08x = 588,470.20 × 111,884.24
  4. Step 4: Simplify right side
    392,432.08x = 65,840,541,089.65
  5. Step 5: Solve for x
    x = 65,840,541,089.65/392,432.08
  6. Step 6: Final answer
    x = 167,775.63

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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.