Home / 194,920-419,918

Finding the Third Proportional to 194,920 and 419,918

Calculator

Solution

The third proportional to 194,920 and 419,918 is: 904,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,920 : 419,918 = 419,918 : x
  2. Step 2: Convert to fraction form
    194,920/419,918 = 419,918/x
  3. Step 3: Cross multiply
    194,920x = 419,918 × 419,918
  4. Step 4: Simplify right side
    194,920x = 176,331,126,724
  5. Step 5: Solve for x
    x = 176,331,126,724/194,920
  6. Step 6: Final answer
    x = 904,633.32

Related Problems

Find third proportional to 97,460 and 209,959
Half scale
Find third proportional to 389,840 and 839,836
Double scale
Find third proportional to 194,922 and 419,922
Similar ratio
Find third proportional to 292,380 and 629,877
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.