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Finding the Third Proportional to 628,910 and 967,835

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Solution

The third proportional to 628,910 and 967,835 is: 1,489,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,910 : 967,835 = 967,835 : x
  2. Step 2: Convert to fraction form
    628,910/967,835 = 967,835/x
  3. Step 3: Cross multiply
    628,910x = 967,835 × 967,835
  4. Step 4: Simplify right side
    628,910x = 936,704,587,225
  5. Step 5: Solve for x
    x = 936,704,587,225/628,910
  6. Step 6: Final answer
    x = 1,489,409.59

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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.