Home / 200,516-445,863

Finding the Third Proportional to 200,516 and 445,863

Calculator

Solution

The third proportional to 200,516 and 445,863 is: 991,411.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,516 : 445,863 = 445,863 : x
  2. Step 2: Convert to fraction form
    200,516/445,863 = 445,863/x
  3. Step 3: Cross multiply
    200,516x = 445,863 × 445,863
  4. Step 4: Simplify right side
    200,516x = 198,793,814,769
  5. Step 5: Solve for x
    x = 198,793,814,769/200,516
  6. Step 6: Final answer
    x = 991,411.23

Related Problems

Find third proportional to 100,258 and 222,931.50
Half scale
Find third proportional to 401,032 and 891,726
Double scale
Find third proportional to 200,518 and 445,867
Similar ratio
Find third proportional to 300,774 and 668,794.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.