Home / 440,249.28-660,104.04-187,385.77

Finding the Fourth Proportional to 440,249.28, 660,104.04 and 187,385.77

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Solution

The fourth proportional to 440,249.28, 660,104.04 and 187,385.77 is: 280,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,249.28 : 660,104.04 = 187,385.77 : x
  2. Step 2: Convert to fraction form
    440,249.28/660,104.04 = 187,385.77/x
  3. Step 3: Cross multiply
    440,249.28x = 660,104.04 × 187,385.77
  4. Step 4: Simplify right side
    440,249.28x = 123,694,103,815.51
  5. Step 5: Solve for x
    x = 123,694,103,815.51/440,249.28
  6. Step 6: Final answer
    x = 280,963.78

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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.