Home / 200,739-440,839

Finding the Third Proportional to 200,739 and 440,839

Calculator

Solution

The third proportional to 200,739 and 440,839 is: 968,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,739 : 440,839 = 440,839 : x
  2. Step 2: Convert to fraction form
    200,739/440,839 = 440,839/x
  3. Step 3: Cross multiply
    200,739x = 440,839 × 440,839
  4. Step 4: Simplify right side
    200,739x = 194,339,023,921
  5. Step 5: Solve for x
    x = 194,339,023,921/200,739
  6. Step 6: Final answer
    x = 968,117.92

Related Problems

Find third proportional to 100,369.50 and 220,419.50
Half scale
Find third proportional to 401,478 and 881,678
Double scale
Find third proportional to 200,741 and 440,843
Similar ratio
Find third proportional to 301,108.50 and 661,258.50
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.