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Finding the Third Proportional to 476,851.50 and 668,351.25

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Solution

The third proportional to 476,851.50 and 668,351.25 is: 936,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,851.50 : 668,351.25 = 668,351.25 : x
  2. Step 2: Convert to fraction form
    476,851.50/668,351.25 = 668,351.25/x
  3. Step 3: Cross multiply
    476,851.50x = 668,351.25 × 668,351.25
  4. Step 4: Simplify right side
    476,851.50x = 446,693,393,376.56
  5. Step 5: Solve for x
    x = 446,693,393,376.56/476,851.50
  6. Step 6: Final answer
    x = 936,755.77

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.