Home / 252,876-339,330

Finding the Third Proportional to 252,876 and 339,330

Calculator

Solution

The third proportional to 252,876 and 339,330 is: 455,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,876 : 339,330 = 339,330 : x
  2. Step 2: Convert to fraction form
    252,876/339,330 = 339,330/x
  3. Step 3: Cross multiply
    252,876x = 339,330 × 339,330
  4. Step 4: Simplify right side
    252,876x = 115,144,848,900
  5. Step 5: Solve for x
    x = 115,144,848,900/252,876
  6. Step 6: Final answer
    x = 455,341.15

Related Problems

Find third proportional to 126,438 and 169,665
Half scale
Find third proportional to 505,752 and 678,660
Double scale
Find third proportional to 252,878 and 339,333
Similar ratio
Find third proportional to 379,314 and 508,995
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.