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Finding the Fourth Proportional to 375.71, 561.10 and 337.44

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Solution

The fourth proportional to 375.71, 561.10 and 337.44 is: 503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.71 : 561.10 = 337.44 : x
  2. Step 2: Convert to fraction form
    375.71/561.10 = 337.44/x
  3. Step 3: Cross multiply
    375.71x = 561.10 × 337.44
  4. Step 4: Simplify right side
    375.71x = 189,337.58
  5. Step 5: Solve for x
    x = 189,337.58/375.71
  6. Step 6: Final answer
    x = 503.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.