Home / 200,721-440,806

Finding the Third Proportional to 200,721 and 440,806

Calculator

Solution

The third proportional to 200,721 and 440,806 is: 968,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,721 : 440,806 = 440,806 : x
  2. Step 2: Convert to fraction form
    200,721/440,806 = 440,806/x
  3. Step 3: Cross multiply
    200,721x = 440,806 × 440,806
  4. Step 4: Simplify right side
    200,721x = 194,309,929,636
  5. Step 5: Solve for x
    x = 194,309,929,636/200,721
  6. Step 6: Final answer
    x = 968,059.79

Related Problems

Find third proportional to 100,360.50 and 220,403
Half scale
Find third proportional to 401,442 and 881,612
Double scale
Find third proportional to 200,723 and 440,810
Similar ratio
Find third proportional to 301,081.50 and 661,209
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.