Home / 269,860-396,042

Finding the Third Proportional to 269,860 and 396,042

Calculator

Solution

The third proportional to 269,860 and 396,042 is: 581,224.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,860 : 396,042 = 396,042 : x
  2. Step 2: Convert to fraction form
    269,860/396,042 = 396,042/x
  3. Step 3: Cross multiply
    269,860x = 396,042 × 396,042
  4. Step 4: Simplify right side
    269,860x = 156,849,265,764
  5. Step 5: Solve for x
    x = 156,849,265,764/269,860
  6. Step 6: Final answer
    x = 581,224.58

Related Problems

Find third proportional to 134,930 and 198,021
Half scale
Find third proportional to 539,720 and 792,084
Double scale
Find third proportional to 269,862 and 396,045
Similar ratio
Find third proportional to 404,790 and 594,063
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.