Home / 216,341-322,711

Finding the Third Proportional to 216,341 and 322,711

Calculator

Solution

The third proportional to 216,341 and 322,711 is: 481,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,341 : 322,711 = 322,711 : x
  2. Step 2: Convert to fraction form
    216,341/322,711 = 322,711/x
  3. Step 3: Cross multiply
    216,341x = 322,711 × 322,711
  4. Step 4: Simplify right side
    216,341x = 104,142,389,521
  5. Step 5: Solve for x
    x = 104,142,389,521/216,341
  6. Step 6: Final answer
    x = 481,380.73

Related Problems

Find third proportional to 108,170.50 and 161,355.50
Half scale
Find third proportional to 432,682 and 645,422
Double scale
Find third proportional to 216,343 and 322,714
Similar ratio
Find third proportional to 324,511.50 and 484,066.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.