Home / 120,692-260,806

Finding the Third Proportional to 120,692 and 260,806

Calculator

Solution

The third proportional to 120,692 and 260,806 is: 563,581.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,692 : 260,806 = 260,806 : x
  2. Step 2: Convert to fraction form
    120,692/260,806 = 260,806/x
  3. Step 3: Cross multiply
    120,692x = 260,806 × 260,806
  4. Step 4: Simplify right side
    120,692x = 68,019,769,636
  5. Step 5: Solve for x
    x = 68,019,769,636/120,692
  6. Step 6: Final answer
    x = 563,581.43

Related Problems

Find third proportional to 60,346 and 130,403
Half scale
Find third proportional to 241,384 and 521,612
Double scale
Find third proportional to 120,694 and 260,810
Similar ratio
Find third proportional to 181,038 and 391,209
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.