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Finding the Fourth Proportional to 333.52, 500.21 and 150.88

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Solution

The fourth proportional to 333.52, 500.21 and 150.88 is: 226.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.52 : 500.21 = 150.88 : x
  2. Step 2: Convert to fraction form
    333.52/500.21 = 150.88/x
  3. Step 3: Cross multiply
    333.52x = 500.21 × 150.88
  4. Step 4: Simplify right side
    333.52x = 75,469.18
  5. Step 5: Solve for x
    x = 75,469.18/333.52
  6. Step 6: Final answer
    x = 226.28

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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.