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Finding the Fourth Proportional to 333.22, 500.22 and 251.38

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Solution

The fourth proportional to 333.22, 500.22 and 251.38 is: 377.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.22 : 500.22 = 251.38 : x
  2. Step 2: Convert to fraction form
    333.22/500.22 = 251.38/x
  3. Step 3: Cross multiply
    333.22x = 500.22 × 251.38
  4. Step 4: Simplify right side
    333.22x = 125,745.30
  5. Step 5: Solve for x
    x = 125,745.30/333.22
  6. Step 6: Final answer
    x = 377.36

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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.