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Finding the Fourth Proportional to 444,807.75, 667,136.52 and 124,886.28

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Solution

The fourth proportional to 444,807.75, 667,136.52 and 124,886.28 is: 187,308.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,807.75 : 667,136.52 = 124,886.28 : x
  2. Step 2: Convert to fraction form
    444,807.75/667,136.52 = 124,886.28/x
  3. Step 3: Cross multiply
    444,807.75x = 667,136.52 × 124,886.28
  4. Step 4: Simplify right side
    444,807.75x = 83,316,198,234.95
  5. Step 5: Solve for x
    x = 83,316,198,234.95/444,807.75
  6. Step 6: Final answer
    x = 187,308.33

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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.