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Finding the Third Proportional to 654,456 and 960,135

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Solution

The third proportional to 654,456 and 960,135 is: 1,408,588.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,456 : 960,135 = 960,135 : x
  2. Step 2: Convert to fraction form
    654,456/960,135 = 960,135/x
  3. Step 3: Cross multiply
    654,456x = 960,135 × 960,135
  4. Step 4: Simplify right side
    654,456x = 921,859,218,225
  5. Step 5: Solve for x
    x = 921,859,218,225/654,456
  6. Step 6: Final answer
    x = 1,408,588.53

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.