Home / 419,719-899,325

Finding the Third Proportional to 419,719 and 899,325

Calculator

Solution

The third proportional to 419,719 and 899,325 is: 1,926,968.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,719 : 899,325 = 899,325 : x
  2. Step 2: Convert to fraction form
    419,719/899,325 = 899,325/x
  3. Step 3: Cross multiply
    419,719x = 899,325 × 899,325
  4. Step 4: Simplify right side
    419,719x = 808,785,455,625
  5. Step 5: Solve for x
    x = 808,785,455,625/419,719
  6. Step 6: Final answer
    x = 1,926,968.89

Related Problems

Find third proportional to 209,859.50 and 449,662.50
Half scale
Find third proportional to 839,438 and 1,798,650
Double scale
Find third proportional to 419,721 and 899,329
Similar ratio
Find third proportional to 629,578.50 and 1,348,987.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.