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Finding the Fourth Proportional to 333.16, 499.74 and 150.52

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Solution

The fourth proportional to 333.16, 499.74 and 150.52 is: 225.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.16 : 499.74 = 150.52 : x
  2. Step 2: Convert to fraction form
    333.16/499.74 = 150.52/x
  3. Step 3: Cross multiply
    333.16x = 499.74 × 150.52
  4. Step 4: Simplify right side
    333.16x = 75,220.86
  5. Step 5: Solve for x
    x = 75,220.86/333.16
  6. Step 6: Final answer
    x = 225.78

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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.