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Finding the Fourth Proportional to 333.44, 500.16 and 252.48

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Solution

The fourth proportional to 333.44, 500.16 and 252.48 is: 378.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.44 : 500.16 = 252.48 : x
  2. Step 2: Convert to fraction form
    333.44/500.16 = 252.48/x
  3. Step 3: Cross multiply
    333.44x = 500.16 × 252.48
  4. Step 4: Simplify right side
    333.44x = 126,280.40
  5. Step 5: Solve for x
    x = 126,280.40/333.44
  6. Step 6: Final answer
    x = 378.72

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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.