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Finding the Third Proportional to 436,651 and 694,344

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Solution

The third proportional to 436,651 and 694,344 is: 1,104,116.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,651 : 694,344 = 694,344 : x
  2. Step 2: Convert to fraction form
    436,651/694,344 = 694,344/x
  3. Step 3: Cross multiply
    436,651x = 694,344 × 694,344
  4. Step 4: Simplify right side
    436,651x = 482,113,590,336
  5. Step 5: Solve for x
    x = 482,113,590,336/436,651
  6. Step 6: Final answer
    x = 1,104,116.54

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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.