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Finding the Fourth Proportional to 951.03, 1,426.41 and 463.95

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Solution

The fourth proportional to 951.03, 1,426.41 and 463.95 is: 695.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    951.03 : 1,426.41 = 463.95 : x
  2. Step 2: Convert to fraction form
    951.03/1,426.41 = 463.95/x
  3. Step 3: Cross multiply
    951.03x = 1,426.41 × 463.95
  4. Step 4: Simplify right side
    951.03x = 661,782.92
  5. Step 5: Solve for x
    x = 661,782.92/951.03
  6. Step 6: Final answer
    x = 695.86

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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.