Home / 126,816-267,778

Finding the Third Proportional to 126,816 and 267,778

Calculator

Solution

The third proportional to 126,816 and 267,778 is: 565,425.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,816 : 267,778 = 267,778 : x
  2. Step 2: Convert to fraction form
    126,816/267,778 = 267,778/x
  3. Step 3: Cross multiply
    126,816x = 267,778 × 267,778
  4. Step 4: Simplify right side
    126,816x = 71,705,057,284
  5. Step 5: Solve for x
    x = 71,705,057,284/126,816
  6. Step 6: Final answer
    x = 565,425.95

Related Problems

Find third proportional to 63,408 and 133,889
Half scale
Find third proportional to 253,632 and 535,556
Double scale
Find third proportional to 126,818 and 267,782
Similar ratio
Find third proportional to 190,224 and 401,667
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.