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Finding the Fourth Proportional to 591.91, 887.96 and 267.30

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Solution

The fourth proportional to 591.91, 887.96 and 267.30 is: 401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.91 : 887.96 = 267.30 : x
  2. Step 2: Convert to fraction form
    591.91/887.96 = 267.30/x
  3. Step 3: Cross multiply
    591.91x = 887.96 × 267.30
  4. Step 4: Simplify right side
    591.91x = 237,352.38
  5. Step 5: Solve for x
    x = 237,352.38/591.91
  6. Step 6: Final answer
    x = 401.00

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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.