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Finding the Fourth Proportional to 600.74, 901.12 and 167.90

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Solution

The fourth proportional to 600.74, 901.12 and 167.90 is: 251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.74 : 901.12 = 167.90 : x
  2. Step 2: Convert to fraction form
    600.74/901.12 = 167.90/x
  3. Step 3: Cross multiply
    600.74x = 901.12 × 167.90
  4. Step 4: Simplify right side
    600.74x = 151,298.05
  5. Step 5: Solve for x
    x = 151,298.05/600.74
  6. Step 6: Final answer
    x = 251.85

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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.