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Finding the Fourth Proportional to 951.04, 1,425.60 and 365.92

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Solution

The fourth proportional to 951.04, 1,425.60 and 365.92 is: 548.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    951.04 : 1,425.60 = 365.92 : x
  2. Step 2: Convert to fraction form
    951.04/1,425.60 = 365.92/x
  3. Step 3: Cross multiply
    951.04x = 1,425.60 × 365.92
  4. Step 4: Simplify right side
    951.04x = 521,655.55
  5. Step 5: Solve for x
    x = 521,655.55/951.04
  6. Step 6: Final answer
    x = 548.51

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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.