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Finding the Fourth Proportional to 951.08, 1,426.62 and 301.82

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Solution

The fourth proportional to 951.08, 1,426.62 and 301.82 is: 452.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    951.08 : 1,426.62 = 301.82 : x
  2. Step 2: Convert to fraction form
    951.08/1,426.62 = 301.82/x
  3. Step 3: Cross multiply
    951.08x = 1,426.62 × 301.82
  4. Step 4: Simplify right side
    951.08x = 430,582.45
  5. Step 5: Solve for x
    x = 430,582.45/951.08
  6. Step 6: Final answer
    x = 452.73

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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.