Home / 670,791.52-1,006,286.08-221,559.04

Finding the Fourth Proportional to 670,791.52, 1,006,286.08 and 221,559.04

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Solution

The fourth proportional to 670,791.52, 1,006,286.08 and 221,559.04 is: 332,371.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,791.52 : 1,006,286.08 = 221,559.04 : x
  2. Step 2: Convert to fraction form
    670,791.52/1,006,286.08 = 221,559.04/x
  3. Step 3: Cross multiply
    670,791.52x = 1,006,286.08 × 221,559.04
  4. Step 4: Simplify right side
    670,791.52x = 222,951,777,850.16
  5. Step 5: Solve for x
    x = 222,951,777,850.16/670,791.52
  6. Step 6: Final answer
    x = 332,371.19

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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.