Home / 951.15-1,426.85-403.27

Finding the Fourth Proportional to 951.15, 1,426.85 and 403.27

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Solution

The fourth proportional to 951.15, 1,426.85 and 403.27 is: 604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    951.15 : 1,426.85 = 403.27 : x
  2. Step 2: Convert to fraction form
    951.15/1,426.85 = 403.27/x
  3. Step 3: Cross multiply
    951.15x = 1,426.85 × 403.27
  4. Step 4: Simplify right side
    951.15x = 575,397.92
  5. Step 5: Solve for x
    x = 575,397.92/951.15
  6. Step 6: Final answer
    x = 604.95

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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.