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Finding the Third Proportional to 248,744.39 and 394,510.92

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Solution

The third proportional to 248,744.39 and 394,510.92 is: 625,698.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,744.39 : 394,510.92 = 394,510.92 : x
  2. Step 2: Convert to fraction form
    248,744.39/394,510.92 = 394,510.92/x
  3. Step 3: Cross multiply
    248,744.39x = 394,510.92 × 394,510.92
  4. Step 4: Simplify right side
    248,744.39x = 155,638,867,478.66
  5. Step 5: Solve for x
    x = 155,638,867,478.66/248,744.39
  6. Step 6: Final answer
    x = 625,698.00

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.