Home / 406,876-886,080

Finding the Third Proportional to 406,876 and 886,080

Calculator

Solution

The third proportional to 406,876 and 886,080 is: 1,929,673.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,876 : 886,080 = 886,080 : x
  2. Step 2: Convert to fraction form
    406,876/886,080 = 886,080/x
  3. Step 3: Cross multiply
    406,876x = 886,080 × 886,080
  4. Step 4: Simplify right side
    406,876x = 785,137,766,400
  5. Step 5: Solve for x
    x = 785,137,766,400/406,876
  6. Step 6: Final answer
    x = 1,929,673.33

Related Problems

Find third proportional to 203,438 and 443,040
Half scale
Find third proportional to 813,752 and 1,772,160
Double scale
Find third proportional to 406,878 and 886,084
Similar ratio
Find third proportional to 610,314 and 1,329,120
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.