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Finding the Fourth Proportional to 396.92, 595.58 and 234.92

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Solution

The fourth proportional to 396.92, 595.58 and 234.92 is: 352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    396.92 : 595.58 = 234.92 : x
  2. Step 2: Convert to fraction form
    396.92/595.58 = 234.92/x
  3. Step 3: Cross multiply
    396.92x = 595.58 × 234.92
  4. Step 4: Simplify right side
    396.92x = 139,909.50
  5. Step 5: Solve for x
    x = 139,909.50/396.92
  6. Step 6: Final answer
    x = 352.49

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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.