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Finding the Fourth Proportional to 395.56, 592.26 and 267.04

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Solution

The fourth proportional to 395.56, 592.26 and 267.04 is: 399.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.56 : 592.26 = 267.04 : x
  2. Step 2: Convert to fraction form
    395.56/592.26 = 267.04/x
  3. Step 3: Cross multiply
    395.56x = 592.26 × 267.04
  4. Step 4: Simplify right side
    395.56x = 158,157.11
  5. Step 5: Solve for x
    x = 158,157.11/395.56
  6. Step 6: Final answer
    x = 399.83

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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.