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Finding the Fourth Proportional to 244.72, 337.20 and 232.64

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Solution

The fourth proportional to 244.72, 337.20 and 232.64 is: 320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.72 : 337.20 = 232.64 : x
  2. Step 2: Convert to fraction form
    244.72/337.20 = 232.64/x
  3. Step 3: Cross multiply
    244.72x = 337.20 × 232.64
  4. Step 4: Simplify right side
    244.72x = 78,446.21
  5. Step 5: Solve for x
    x = 78,446.21/244.72
  6. Step 6: Final answer
    x = 320.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.