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Finding the Fourth Proportional to 367,169.34, 550,629.27 and 127,227.24

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Solution

The fourth proportional to 367,169.34, 550,629.27 and 127,227.24 is: 190,797.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,169.34 : 550,629.27 = 127,227.24 : x
  2. Step 2: Convert to fraction form
    367,169.34/550,629.27 = 127,227.24/x
  3. Step 3: Cross multiply
    367,169.34x = 550,629.27 × 127,227.24
  4. Step 4: Simplify right side
    367,169.34x = 70,055,044,250.46
  5. Step 5: Solve for x
    x = 70,055,044,250.46/367,169.34
  6. Step 6: Final answer
    x = 190,797.64

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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.