Home / 220,966-345,662

Finding the Third Proportional to 220,966 and 345,662

Calculator

Solution

The third proportional to 220,966 and 345,662 is: 540,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,966 : 345,662 = 345,662 : x
  2. Step 2: Convert to fraction form
    220,966/345,662 = 345,662/x
  3. Step 3: Cross multiply
    220,966x = 345,662 × 345,662
  4. Step 4: Simplify right side
    220,966x = 119,482,218,244
  5. Step 5: Solve for x
    x = 119,482,218,244/220,966
  6. Step 6: Final answer
    x = 540,726.71

Related Problems

Find third proportional to 110,483 and 172,831
Half scale
Find third proportional to 441,932 and 691,324
Double scale
Find third proportional to 220,968 and 345,665
Similar ratio
Find third proportional to 331,449 and 518,493
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.