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Finding the Third Proportional to 243,240.75 and 532,296.36

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Solution

The third proportional to 243,240.75 and 532,296.36 is: 1,164,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,240.75 : 532,296.36 = 532,296.36 : x
  2. Step 2: Convert to fraction form
    243,240.75/532,296.36 = 532,296.36/x
  3. Step 3: Cross multiply
    243,240.75x = 532,296.36 × 532,296.36
  4. Step 4: Simplify right side
    243,240.75x = 283,339,419,921.91
  5. Step 5: Solve for x
    x = 283,339,419,921.91/243,240.75
  6. Step 6: Final answer
    x = 1,164,851.80

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.