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Finding the Fourth Proportional to 350.38, 524.80 and 167.73

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Solution

The fourth proportional to 350.38, 524.80 and 167.73 is: 251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.38 : 524.80 = 167.73 : x
  2. Step 2: Convert to fraction form
    350.38/524.80 = 167.73/x
  3. Step 3: Cross multiply
    350.38x = 524.80 × 167.73
  4. Step 4: Simplify right side
    350.38x = 88,024.70
  5. Step 5: Solve for x
    x = 88,024.70/350.38
  6. Step 6: Final answer
    x = 251.23

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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.