Home / 924,122.85-1,275,279.57-516,265.58

Finding the Fourth Proportional to 924,122.85, 1,275,279.57 and 516,265.58

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Solution

The fourth proportional to 924,122.85, 1,275,279.57 and 516,265.58 is: 712,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,122.85 : 1,275,279.57 = 516,265.58 : x
  2. Step 2: Convert to fraction form
    924,122.85/1,275,279.57 = 516,265.58/x
  3. Step 3: Cross multiply
    924,122.85x = 1,275,279.57 × 516,265.58
  4. Step 4: Simplify right side
    924,122.85x = 658,382,940,491.80
  5. Step 5: Solve for x
    x = 658,382,940,491.80/924,122.85
  6. Step 6: Final answer
    x = 712,440.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.