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Finding the Third Proportional to 341,638.50 and 747,630.75

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Solution

The third proportional to 341,638.50 and 747,630.75 is: 1,636,091.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,638.50 : 747,630.75 = 747,630.75 : x
  2. Step 2: Convert to fraction form
    341,638.50/747,630.75 = 747,630.75/x
  3. Step 3: Cross multiply
    341,638.50x = 747,630.75 × 747,630.75
  4. Step 4: Simplify right side
    341,638.50x = 558,951,738,345.56
  5. Step 5: Solve for x
    x = 558,951,738,345.56/341,638.50
  6. Step 6: Final answer
    x = 1,636,091.19

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.