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Finding the Third Proportional to 379,755 and 572,062.50

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Solution

The third proportional to 379,755 and 572,062.50 is: 861,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,755 : 572,062.50 = 572,062.50 : x
  2. Step 2: Convert to fraction form
    379,755/572,062.50 = 572,062.50/x
  3. Step 3: Cross multiply
    379,755x = 572,062.50 × 572,062.50
  4. Step 4: Simplify right side
    379,755x = 327,255,503,906.25
  5. Step 5: Solve for x
    x = 327,255,503,906.25/379,755
  6. Step 6: Final answer
    x = 861,754.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.