Home / 445,824-991,080

Finding the Third Proportional to 445,824 and 991,080

Calculator

Solution

The third proportional to 445,824 and 991,080 is: 2,203,200.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,824 : 991,080 = 991,080 : x
  2. Step 2: Convert to fraction form
    445,824/991,080 = 991,080/x
  3. Step 3: Cross multiply
    445,824x = 991,080 × 991,080
  4. Step 4: Simplify right side
    445,824x = 982,239,566,400
  5. Step 5: Solve for x
    x = 982,239,566,400/445,824
  6. Step 6: Final answer
    x = 2,203,200.29

Related Problems

Find third proportional to 222,912 and 495,540
Half scale
Find third proportional to 891,648 and 1,982,160
Double scale
Find third proportional to 445,826 and 991,084
Similar ratio
Find third proportional to 668,736 and 1,486,620
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.