Home / 924,358.88-1,275,488.30-516,409.68

Finding the Fourth Proportional to 924,358.88, 1,275,488.30 and 516,409.68

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Solution

The fourth proportional to 924,358.88, 1,275,488.30 and 516,409.68 is: 712,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,358.88 : 1,275,488.30 = 516,409.68 : x
  2. Step 2: Convert to fraction form
    924,358.88/1,275,488.30 = 516,409.68/x
  3. Step 3: Cross multiply
    924,358.88x = 1,275,488.30 × 516,409.68
  4. Step 4: Simplify right side
    924,358.88x = 658,674,504,846.74
  5. Step 5: Solve for x
    x = 658,674,504,846.74/924,358.88
  6. Step 6: Final answer
    x = 712,574.43

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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.