Home / 409,422-888,771

Finding the Third Proportional to 409,422 and 888,771

Calculator

Solution

The third proportional to 409,422 and 888,771 is: 1,929,339.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,422 : 888,771 = 888,771 : x
  2. Step 2: Convert to fraction form
    409,422/888,771 = 888,771/x
  3. Step 3: Cross multiply
    409,422x = 888,771 × 888,771
  4. Step 4: Simplify right side
    409,422x = 789,913,890,441
  5. Step 5: Solve for x
    x = 789,913,890,441/409,422
  6. Step 6: Final answer
    x = 1,929,339.14

Related Problems

Find third proportional to 204,711 and 444,385.50
Half scale
Find third proportional to 818,844 and 1,777,542
Double scale
Find third proportional to 409,424 and 888,775
Similar ratio
Find third proportional to 614,133 and 1,333,156.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.