Home / 750,801.52-1,123,584.24-614,287.88

Finding the Fourth Proportional to 750,801.52, 1,123,584.24 and 614,287.88

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Solution

The fourth proportional to 750,801.52, 1,123,584.24 and 614,287.88 is: 919,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,801.52 : 1,123,584.24 = 614,287.88 : x
  2. Step 2: Convert to fraction form
    750,801.52/1,123,584.24 = 614,287.88/x
  3. Step 3: Cross multiply
    750,801.52x = 1,123,584.24 × 614,287.88
  4. Step 4: Simplify right side
    750,801.52x = 690,204,180,791.01
  5. Step 5: Solve for x
    x = 690,204,180,791.01/750,801.52
  6. Step 6: Final answer
    x = 919,289.80

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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.