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Finding the Fourth Proportional to 396.01, 593.94 and 107.38

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Solution

The fourth proportional to 396.01, 593.94 and 107.38 is: 161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    396.01 : 593.94 = 107.38 : x
  2. Step 2: Convert to fraction form
    396.01/593.94 = 107.38/x
  3. Step 3: Cross multiply
    396.01x = 593.94 × 107.38
  4. Step 4: Simplify right side
    396.01x = 63,774.31
  5. Step 5: Solve for x
    x = 63,774.31/396.01
  6. Step 6: Final answer
    x = 161.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.