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Finding the Fourth Proportional to 441,122.52, 660,617.96 and 251,006.88

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Solution

The fourth proportional to 441,122.52, 660,617.96 and 251,006.88 is: 375,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,122.52 : 660,617.96 = 251,006.88 : x
  2. Step 2: Convert to fraction form
    441,122.52/660,617.96 = 251,006.88/x
  3. Step 3: Cross multiply
    441,122.52x = 660,617.96 × 251,006.88
  4. Step 4: Simplify right side
    441,122.52x = 165,819,651,756.53
  5. Step 5: Solve for x
    x = 165,819,651,756.53/441,122.52
  6. Step 6: Final answer
    x = 375,903.85

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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.