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Finding the Third Proportional to 612,960 and 951,515

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Solution

The third proportional to 612,960 and 951,515 is: 1,477,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,960 : 951,515 = 951,515 : x
  2. Step 2: Convert to fraction form
    612,960/951,515 = 951,515/x
  3. Step 3: Cross multiply
    612,960x = 951,515 × 951,515
  4. Step 4: Simplify right side
    612,960x = 905,380,795,225
  5. Step 5: Solve for x
    x = 905,380,795,225/612,960
  6. Step 6: Final answer
    x = 1,477,063.42

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.