Home / 1,194.28-1,791.50-372.79

Finding the Fourth Proportional to 1,194.28, 1,791.50 and 372.79

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Solution

The fourth proportional to 1,194.28, 1,791.50 and 372.79 is: 559.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.28 : 1,791.50 = 372.79 : x
  2. Step 2: Convert to fraction form
    1,194.28/1,791.50 = 372.79/x
  3. Step 3: Cross multiply
    1,194.28x = 1,791.50 × 372.79
  4. Step 4: Simplify right side
    1,194.28x = 667,853.29
  5. Step 5: Solve for x
    x = 667,853.29/1,194.28
  6. Step 6: Final answer
    x = 559.21

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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.