Home / 924,279.60-1,275,491.40-516,387.06

Finding the Fourth Proportional to 924,279.60, 1,275,491.40 and 516,387.06

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Solution

The fourth proportional to 924,279.60, 1,275,491.40 and 516,387.06 is: 712,606.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,279.60 : 1,275,491.40 = 516,387.06 : x
  2. Step 2: Convert to fraction form
    924,279.60/1,275,491.40 = 516,387.06/x
  3. Step 3: Cross multiply
    924,279.60x = 1,275,491.40 × 516,387.06
  4. Step 4: Simplify right side
    924,279.60x = 658,647,254,101.28
  5. Step 5: Solve for x
    x = 658,647,254,101.28/924,279.60
  6. Step 6: Final answer
    x = 712,606.07

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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.