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Finding the Fourth Proportional to 394.41, 591.35 and 232.01

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Solution

The fourth proportional to 394.41, 591.35 and 232.01 is: 347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    394.41 : 591.35 = 232.01 : x
  2. Step 2: Convert to fraction form
    394.41/591.35 = 232.01/x
  3. Step 3: Cross multiply
    394.41x = 591.35 × 232.01
  4. Step 4: Simplify right side
    394.41x = 137,195.00
  5. Step 5: Solve for x
    x = 137,195.00/394.41
  6. Step 6: Final answer
    x = 347.85

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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.