Home / 119,954-256,517

Finding the Third Proportional to 119,954 and 256,517

Calculator

Solution

The third proportional to 119,954 and 256,517 is: 548,551.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,954 : 256,517 = 256,517 : x
  2. Step 2: Convert to fraction form
    119,954/256,517 = 256,517/x
  3. Step 3: Cross multiply
    119,954x = 256,517 × 256,517
  4. Step 4: Simplify right side
    119,954x = 65,800,971,289
  5. Step 5: Solve for x
    x = 65,800,971,289/119,954
  6. Step 6: Final answer
    x = 548,551.71

Related Problems

Find third proportional to 59,977 and 128,258.50
Half scale
Find third proportional to 239,908 and 513,034
Double scale
Find third proportional to 119,956 and 256,521
Similar ratio
Find third proportional to 179,931 and 384,775.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.