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Finding the Third Proportional to 274,110.75 and 437,410.13

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Solution

The third proportional to 274,110.75 and 437,410.13 is: 697,993.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,110.75 : 437,410.13 = 437,410.13 : x
  2. Step 2: Convert to fraction form
    274,110.75/437,410.13 = 437,410.13/x
  3. Step 3: Cross multiply
    274,110.75x = 437,410.13 × 437,410.13
  4. Step 4: Simplify right side
    274,110.75x = 191,327,617,452.52
  5. Step 5: Solve for x
    x = 191,327,617,452.52/274,110.75
  6. Step 6: Final answer
    x = 697,993.85

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.