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Finding the Third Proportional to 629,353 and 967,920

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Solution

The third proportional to 629,353 and 967,920 is: 1,488,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,353 : 967,920 = 967,920 : x
  2. Step 2: Convert to fraction form
    629,353/967,920 = 967,920/x
  3. Step 3: Cross multiply
    629,353x = 967,920 × 967,920
  4. Step 4: Simplify right side
    629,353x = 936,869,126,400
  5. Step 5: Solve for x
    x = 936,869,126,400/629,353
  6. Step 6: Final answer
    x = 1,488,622.64

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.