Home / 227,680-339,675

Finding the Third Proportional to 227,680 and 339,675

Calculator

Solution

The third proportional to 227,680 and 339,675 is: 506,759.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,680 : 339,675 = 339,675 : x
  2. Step 2: Convert to fraction form
    227,680/339,675 = 339,675/x
  3. Step 3: Cross multiply
    227,680x = 339,675 × 339,675
  4. Step 4: Simplify right side
    227,680x = 115,379,105,625
  5. Step 5: Solve for x
    x = 115,379,105,625/227,680
  6. Step 6: Final answer
    x = 506,759.95

Related Problems

Find third proportional to 113,840 and 169,837.50
Half scale
Find third proportional to 455,360 and 679,350
Double scale
Find third proportional to 227,682 and 339,678
Similar ratio
Find third proportional to 341,520 and 509,512.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.