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Finding the Fourth Proportional to 499.92, 750.02 and 153.27

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Solution

The fourth proportional to 499.92, 750.02 and 153.27 is: 229.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    499.92 : 750.02 = 153.27 : x
  2. Step 2: Convert to fraction form
    499.92/750.02 = 153.27/x
  3. Step 3: Cross multiply
    499.92x = 750.02 × 153.27
  4. Step 4: Simplify right side
    499.92x = 114,952.85
  5. Step 5: Solve for x
    x = 114,952.85/499.92
  6. Step 6: Final answer
    x = 229.94

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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.