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Finding the Fourth Proportional to 951.04, 1,425.57 and 463.48

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Solution

The fourth proportional to 951.04, 1,425.57 and 463.48 is: 694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    951.04 : 1,425.57 = 463.48 : x
  2. Step 2: Convert to fraction form
    951.04/1,425.57 = 463.48/x
  3. Step 3: Cross multiply
    951.04x = 1,425.57 × 463.48
  4. Step 4: Simplify right side
    951.04x = 660,723.18
  5. Step 5: Solve for x
    x = 660,723.18/951.04
  6. Step 6: Final answer
    x = 694.74

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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.