Home / 439,469.16-659,204.82-123,927.72

Finding the Fourth Proportional to 439,469.16, 659,204.82 and 123,927.72

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Solution

The fourth proportional to 439,469.16, 659,204.82 and 123,927.72 is: 185,891.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,469.16 : 659,204.82 = 123,927.72 : x
  2. Step 2: Convert to fraction form
    439,469.16/659,204.82 = 123,927.72/x
  3. Step 3: Cross multiply
    439,469.16x = 659,204.82 × 123,927.72
  4. Step 4: Simplify right side
    439,469.16x = 81,693,750,355.61
  5. Step 5: Solve for x
    x = 81,693,750,355.61/439,469.16
  6. Step 6: Final answer
    x = 185,891.88

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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.