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Finding the Fourth Proportional to 397.44, 596.06 and 150.59

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Solution

The fourth proportional to 397.44, 596.06 and 150.59 is: 225.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    397.44 : 596.06 = 150.59 : x
  2. Step 2: Convert to fraction form
    397.44/596.06 = 150.59/x
  3. Step 3: Cross multiply
    397.44x = 596.06 × 150.59
  4. Step 4: Simplify right side
    397.44x = 89,761.98
  5. Step 5: Solve for x
    x = 89,761.98/397.44
  6. Step 6: Final answer
    x = 225.85

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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.