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Finding the Fourth Proportional to 444.18, 665.82 and 224.97

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Solution

The fourth proportional to 444.18, 665.82 and 224.97 is: 337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.18 : 665.82 = 224.97 : x
  2. Step 2: Convert to fraction form
    444.18/665.82 = 224.97/x
  3. Step 3: Cross multiply
    444.18x = 665.82 × 224.97
  4. Step 4: Simplify right side
    444.18x = 149,789.53
  5. Step 5: Solve for x
    x = 149,789.53/444.18
  6. Step 6: Final answer
    x = 337.23

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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.