Home / 218,793-327,825

Finding the Third Proportional to 218,793 and 327,825

Calculator

Solution

The third proportional to 218,793 and 327,825 is: 491,191.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,793 : 327,825 = 327,825 : x
  2. Step 2: Convert to fraction form
    218,793/327,825 = 327,825/x
  3. Step 3: Cross multiply
    218,793x = 327,825 × 327,825
  4. Step 4: Simplify right side
    218,793x = 107,469,230,625
  5. Step 5: Solve for x
    x = 107,469,230,625/218,793
  6. Step 6: Final answer
    x = 491,191.36

Related Problems

Find third proportional to 109,396.50 and 163,912.50
Half scale
Find third proportional to 437,586 and 655,650
Double scale
Find third proportional to 218,795 and 327,828
Similar ratio
Find third proportional to 328,189.50 and 491,737.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.