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Finding the Third Proportional to 550,563.50 and 833,439

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Solution

The third proportional to 550,563.50 and 833,439 is: 1,261,653.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,563.50 : 833,439 = 833,439 : x
  2. Step 2: Convert to fraction form
    550,563.50/833,439 = 833,439/x
  3. Step 3: Cross multiply
    550,563.50x = 833,439 × 833,439
  4. Step 4: Simplify right side
    550,563.50x = 694,620,566,721
  5. Step 5: Solve for x
    x = 694,620,566,721/550,563.50
  6. Step 6: Final answer
    x = 1,261,653.86

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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.