Home / 100,790-220,732

Finding the Third Proportional to 100,790 and 220,732

Calculator

Solution

The third proportional to 100,790 and 220,732 is: 483,407.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,790 : 220,732 = 220,732 : x
  2. Step 2: Convert to fraction form
    100,790/220,732 = 220,732/x
  3. Step 3: Cross multiply
    100,790x = 220,732 × 220,732
  4. Step 4: Simplify right side
    100,790x = 48,722,615,824
  5. Step 5: Solve for x
    x = 48,722,615,824/100,790
  6. Step 6: Final answer
    x = 483,407.24

Related Problems

Find third proportional to 50,395 and 110,366
Half scale
Find third proportional to 201,580 and 441,464
Double scale
Find third proportional to 100,792 and 220,736
Similar ratio
Find third proportional to 151,185 and 331,098
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.