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Finding the Fourth Proportional to 591.38, 886.87 and 360.10

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Solution

The fourth proportional to 591.38, 886.87 and 360.10 is: 540.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.38 : 886.87 = 360.10 : x
  2. Step 2: Convert to fraction form
    591.38/886.87 = 360.10/x
  3. Step 3: Cross multiply
    591.38x = 886.87 × 360.10
  4. Step 4: Simplify right side
    591.38x = 319,361.89
  5. Step 5: Solve for x
    x = 319,361.89/591.38
  6. Step 6: Final answer
    x = 540.03

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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.