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Finding the Fourth Proportional to 375.53, 518.06 and 244.49

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Solution

The fourth proportional to 375.53, 518.06 and 244.49 is: 337.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.53 : 518.06 = 244.49 : x
  2. Step 2: Convert to fraction form
    375.53/518.06 = 244.49/x
  3. Step 3: Cross multiply
    375.53x = 518.06 × 244.49
  4. Step 4: Simplify right side
    375.53x = 126,659.27
  5. Step 5: Solve for x
    x = 126,659.27/375.53
  6. Step 6: Final answer
    x = 337.28

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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.