Home / 888-1,080

Finding the Third Proportional to 888 and 1,080

Calculator

Solution

The third proportional to 888 and 1,080 is: 1,313.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    888 : 1,080 = 1,080 : x
  2. Step 2: Convert to fraction form
    888/1,080 = 1,080/x
  3. Step 3: Cross multiply
    888x = 1,080 × 1,080
  4. Step 4: Simplify right side
    888x = 1,166,400
  5. Step 5: Solve for x
    x = 1,166,400/888
  6. Step 6: Final answer
    x = 1,313.51

Related Problems

Find third proportional to 444 and 540
Half scale
Find third proportional to 1,776 and 2,160
Double scale
Find third proportional to 890 and 1,082
Similar ratio
Find third proportional to 1,332 and 1,620
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.