Home / 126,891-275,643

Finding the Third Proportional to 126,891 and 275,643

Calculator

Solution

The third proportional to 126,891 and 275,643 is: 598,774.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,891 : 275,643 = 275,643 : x
  2. Step 2: Convert to fraction form
    126,891/275,643 = 275,643/x
  3. Step 3: Cross multiply
    126,891x = 275,643 × 275,643
  4. Step 4: Simplify right side
    126,891x = 75,979,063,449
  5. Step 5: Solve for x
    x = 75,979,063,449/126,891
  6. Step 6: Final answer
    x = 598,774.25

Related Problems

Find third proportional to 63,445.50 and 137,821.50
Half scale
Find third proportional to 253,782 and 551,286
Double scale
Find third proportional to 126,893 and 275,647
Similar ratio
Find third proportional to 190,336.50 and 413,464.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.