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Finding the Fourth Proportional to 375.16, 517.56 and 244.18

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Solution

The fourth proportional to 375.16, 517.56 and 244.18 is: 336.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.16 : 517.56 = 244.18 : x
  2. Step 2: Convert to fraction form
    375.16/517.56 = 244.18/x
  3. Step 3: Cross multiply
    375.16x = 517.56 × 244.18
  4. Step 4: Simplify right side
    375.16x = 126,377.80
  5. Step 5: Solve for x
    x = 126,377.80/375.16
  6. Step 6: Final answer
    x = 336.86

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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.