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Finding the Third Proportional to 110,403 and 239,355

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Solution

The third proportional to 110,403 and 239,355 is: 518,924.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,403 : 239,355 = 239,355 : x
  2. Step 2: Convert to fraction form
    110,403/239,355 = 239,355/x
  3. Step 3: Cross multiply
    110,403x = 239,355 × 239,355
  4. Step 4: Simplify right side
    110,403x = 57,290,816,025
  5. Step 5: Solve for x
    x = 57,290,816,025/110,403
  6. Step 6: Final answer
    x = 518,924.45

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.