Home / 126,630-270,209

Finding the Third Proportional to 126,630 and 270,209

Calculator

Solution

The third proportional to 126,630 and 270,209 is: 576,584.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,630 : 270,209 = 270,209 : x
  2. Step 2: Convert to fraction form
    126,630/270,209 = 270,209/x
  3. Step 3: Cross multiply
    126,630x = 270,209 × 270,209
  4. Step 4: Simplify right side
    126,630x = 73,012,903,681
  5. Step 5: Solve for x
    x = 73,012,903,681/126,630
  6. Step 6: Final answer
    x = 576,584.57

Related Problems

Find third proportional to 63,315 and 135,104.50
Half scale
Find third proportional to 253,260 and 540,418
Double scale
Find third proportional to 126,632 and 270,213
Similar ratio
Find third proportional to 189,945 and 405,313.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.