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Finding the Third Proportional to 247,640 and 371,464

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Solution

The third proportional to 247,640 and 371,464 is: 557,202.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,640 : 371,464 = 371,464 : x
  2. Step 2: Convert to fraction form
    247,640/371,464 = 371,464/x
  3. Step 3: Cross multiply
    247,640x = 371,464 × 371,464
  4. Step 4: Simplify right side
    247,640x = 137,985,503,296
  5. Step 5: Solve for x
    x = 137,985,503,296/247,640
  6. Step 6: Final answer
    x = 557,202.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.