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Finding the Third Proportional to 202,624 and 440,920

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Solution

The third proportional to 202,624 and 440,920 is: 959,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,624 : 440,920 = 440,920 : x
  2. Step 2: Convert to fraction form
    202,624/440,920 = 440,920/x
  3. Step 3: Cross multiply
    202,624x = 440,920 × 440,920
  4. Step 4: Simplify right side
    202,624x = 194,410,446,400
  5. Step 5: Solve for x
    x = 194,410,446,400/202,624
  6. Step 6: Final answer
    x = 959,464.06

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.