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Finding the Fourth Proportional to 376.20, 564.90 and 232.83

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Solution

The fourth proportional to 376.20, 564.90 and 232.83 is: 349.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.20 : 564.90 = 232.83 : x
  2. Step 2: Convert to fraction form
    376.20/564.90 = 232.83/x
  3. Step 3: Cross multiply
    376.20x = 564.90 × 232.83
  4. Step 4: Simplify right side
    376.20x = 131,524.42
  5. Step 5: Solve for x
    x = 131,524.42/376.20
  6. Step 6: Final answer
    x = 349.62

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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.