Home / 994.78-1,249.17

Finding the Third Proportional to 994.78 and 1,249.17

Calculator

Solution

The third proportional to 994.78 and 1,249.17 is: 1,568.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    994.78 : 1,249.17 = 1,249.17 : x
  2. Step 2: Convert to fraction form
    994.78/1,249.17 = 1,249.17/x
  3. Step 3: Cross multiply
    994.78x = 1,249.17 × 1,249.17
  4. Step 4: Simplify right side
    994.78x = 1,560,430.37
  5. Step 5: Solve for x
    x = 1,560,430.37/994.78
  6. Step 6: Final answer
    x = 1,568.62

Related Problems

Find third proportional to 497.39 and 624.59
Half scale
Find third proportional to 1,989.56 and 2,498.34
Double scale
Find third proportional to 997 and 1,252
Similar ratio
Find third proportional to 1,492.17 and 1,873.76
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.