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Finding the Fourth Proportional to 574.05, 792.20 and 337.95

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Solution

The fourth proportional to 574.05, 792.20 and 337.95 is: 466.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.05 : 792.20 = 337.95 : x
  2. Step 2: Convert to fraction form
    574.05/792.20 = 337.95/x
  3. Step 3: Cross multiply
    574.05x = 792.20 × 337.95
  4. Step 4: Simplify right side
    574.05x = 267,723.99
  5. Step 5: Solve for x
    x = 267,723.99/574.05
  6. Step 6: Final answer
    x = 466.38

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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.