Home / 191,421-419,652

Finding the Third Proportional to 191,421 and 419,652

Calculator

Solution

The third proportional to 191,421 and 419,652 is: 920,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,421 : 419,652 = 419,652 : x
  2. Step 2: Convert to fraction form
    191,421/419,652 = 419,652/x
  3. Step 3: Cross multiply
    191,421x = 419,652 × 419,652
  4. Step 4: Simplify right side
    191,421x = 176,107,801,104
  5. Step 5: Solve for x
    x = 176,107,801,104/191,421
  6. Step 6: Final answer
    x = 920,002.51

Related Problems

Find third proportional to 95,710.50 and 209,826
Half scale
Find third proportional to 382,842 and 839,304
Double scale
Find third proportional to 191,423 and 419,656
Similar ratio
Find third proportional to 287,131.50 and 629,478
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.