Home / 181,132-397,256

Finding the Third Proportional to 181,132 and 397,256

Calculator

Solution

The third proportional to 181,132 and 397,256 is: 871,255.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,132 : 397,256 = 397,256 : x
  2. Step 2: Convert to fraction form
    181,132/397,256 = 397,256/x
  3. Step 3: Cross multiply
    181,132x = 397,256 × 397,256
  4. Step 4: Simplify right side
    181,132x = 157,812,329,536
  5. Step 5: Solve for x
    x = 157,812,329,536/181,132
  6. Step 6: Final answer
    x = 871,255.93

Related Problems

Find third proportional to 90,566 and 198,628
Half scale
Find third proportional to 362,264 and 794,512
Double scale
Find third proportional to 181,134 and 397,260
Similar ratio
Find third proportional to 271,698 and 595,884
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.