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Finding the Fourth Proportional to 475.67, 713.36 and 150.96

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Solution

The fourth proportional to 475.67, 713.36 and 150.96 is: 226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.67 : 713.36 = 150.96 : x
  2. Step 2: Convert to fraction form
    475.67/713.36 = 150.96/x
  3. Step 3: Cross multiply
    475.67x = 713.36 × 150.96
  4. Step 4: Simplify right side
    475.67x = 107,691.03
  5. Step 5: Solve for x
    x = 107,691.03/475.67
  6. Step 6: Final answer
    x = 226.40

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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.