Home / 178,256-267,419

Finding the Third Proportional to 178,256 and 267,419

Calculator

Solution

The third proportional to 178,256 and 267,419 is: 401,181.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,256 : 267,419 = 267,419 : x
  2. Step 2: Convert to fraction form
    178,256/267,419 = 267,419/x
  3. Step 3: Cross multiply
    178,256x = 267,419 × 267,419
  4. Step 4: Simplify right side
    178,256x = 71,512,921,561
  5. Step 5: Solve for x
    x = 71,512,921,561/178,256
  6. Step 6: Final answer
    x = 401,181.01

Related Problems

Find third proportional to 89,128 and 133,709.50
Half scale
Find third proportional to 356,512 and 534,838
Double scale
Find third proportional to 178,258 and 267,422
Similar ratio
Find third proportional to 267,384 and 401,128.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.