Home / 181,338-394,938

Finding the Third Proportional to 181,338 and 394,938

Calculator

Solution

The third proportional to 181,338 and 394,938 is: 860,139.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,338 : 394,938 = 394,938 : x
  2. Step 2: Convert to fraction form
    181,338/394,938 = 394,938/x
  3. Step 3: Cross multiply
    181,338x = 394,938 × 394,938
  4. Step 4: Simplify right side
    181,338x = 155,976,023,844
  5. Step 5: Solve for x
    x = 155,976,023,844/181,338
  6. Step 6: Final answer
    x = 860,139.76

Related Problems

Find third proportional to 90,669 and 197,469
Half scale
Find third proportional to 362,676 and 789,876
Double scale
Find third proportional to 181,340 and 394,942
Similar ratio
Find third proportional to 272,007 and 592,407
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.