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Finding the Third Proportional to 324,359.44 and 516,519.28

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Solution

The third proportional to 324,359.44 and 516,519.28 is: 822,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,359.44 : 516,519.28 = 516,519.28 : x
  2. Step 2: Convert to fraction form
    324,359.44/516,519.28 = 516,519.28/x
  3. Step 3: Cross multiply
    324,359.44x = 516,519.28 × 516,519.28
  4. Step 4: Simplify right side
    324,359.44x = 266,792,167,903.02
  5. Step 5: Solve for x
    x = 266,792,167,903.02/324,359.44
  6. Step 6: Final answer
    x = 822,520.13

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.