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Finding the Fourth Proportional to 1,195.36, 1,793.18 and 546.52

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Solution

The fourth proportional to 1,195.36, 1,793.18 and 546.52 is: 819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.36 : 1,793.18 = 546.52 : x
  2. Step 2: Convert to fraction form
    1,195.36/1,793.18 = 546.52/x
  3. Step 3: Cross multiply
    1,195.36x = 1,793.18 × 546.52
  4. Step 4: Simplify right side
    1,195.36x = 980,008.73
  5. Step 5: Solve for x
    x = 980,008.73/1,195.36
  6. Step 6: Final answer
    x = 819.84

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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.