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Finding the Third Proportional to 203,481 and 440,860

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Solution

The third proportional to 203,481 and 440,860 is: 955,163.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,481 : 440,860 = 440,860 : x
  2. Step 2: Convert to fraction form
    203,481/440,860 = 440,860/x
  3. Step 3: Cross multiply
    203,481x = 440,860 × 440,860
  4. Step 4: Simplify right side
    203,481x = 194,357,539,600
  5. Step 5: Solve for x
    x = 194,357,539,600/203,481
  6. Step 6: Final answer
    x = 955,163.08

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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.