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Finding the Fourth Proportional to 244.38, 337.05 and 238.44

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Solution

The fourth proportional to 244.38, 337.05 and 238.44 is: 328.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.38 : 337.05 = 238.44 : x
  2. Step 2: Convert to fraction form
    244.38/337.05 = 238.44/x
  3. Step 3: Cross multiply
    244.38x = 337.05 × 238.44
  4. Step 4: Simplify right side
    244.38x = 80,366.20
  5. Step 5: Solve for x
    x = 80,366.20/244.38
  6. Step 6: Final answer
    x = 328.86

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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.