Home / 943.13-1,278

Finding the Third Proportional to 943.13 and 1,278

Calculator

Solution

The third proportional to 943.13 and 1,278 is: 1,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    943.13 : 1,278 = 1,278 : x
  2. Step 2: Convert to fraction form
    943.13/1,278 = 1,278/x
  3. Step 3: Cross multiply
    943.13x = 1,278 × 1,278
  4. Step 4: Simplify right side
    943.13x = 1,633,284
  5. Step 5: Solve for x
    x = 1,633,284/943.13
  6. Step 6: Final answer
    x = 1,731.78

Related Problems

Find third proportional to 471.56 and 639
Half scale
Find third proportional to 1,886.25 and 2,556
Double scale
Find third proportional to 945 and 1,281
Similar ratio
Find third proportional to 1,414.69 and 1,917
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.