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Finding the Fourth Proportional to 504,593.27, 756,907.80 and 125,515.97

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Solution

The fourth proportional to 504,593.27, 756,907.80 and 125,515.97 is: 188,278.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,593.27 : 756,907.80 = 125,515.97 : x
  2. Step 2: Convert to fraction form
    504,593.27/756,907.80 = 125,515.97/x
  3. Step 3: Cross multiply
    504,593.27x = 756,907.80 × 125,515.97
  4. Step 4: Simplify right side
    504,593.27x = 95,004,016,717.57
  5. Step 5: Solve for x
    x = 95,004,016,717.57/504,593.27
  6. Step 6: Final answer
    x = 188,278.41

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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.