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Finding the Third Proportional to 120,450.88 and 250,459.75

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Solution

The third proportional to 120,450.88 and 250,459.75 is: 520,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,450.88 : 250,459.75 = 250,459.75 : x
  2. Step 2: Convert to fraction form
    120,450.88/250,459.75 = 250,459.75/x
  3. Step 3: Cross multiply
    120,450.88x = 250,459.75 × 250,459.75
  4. Step 4: Simplify right side
    120,450.88x = 62,730,086,370.06
  5. Step 5: Solve for x
    x = 62,730,086,370.06/120,450.88
  6. Step 6: Final answer
    x = 520,793.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.