Home / 422,446-654,542

Finding the Third Proportional to 422,446 and 654,542

Calculator

Solution

The third proportional to 422,446 and 654,542 is: 1,014,153.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,446 : 654,542 = 654,542 : x
  2. Step 2: Convert to fraction form
    422,446/654,542 = 654,542/x
  3. Step 3: Cross multiply
    422,446x = 654,542 × 654,542
  4. Step 4: Simplify right side
    422,446x = 428,425,229,764
  5. Step 5: Solve for x
    x = 428,425,229,764/422,446
  6. Step 6: Final answer
    x = 1,014,153.83

Related Problems

Find third proportional to 211,223 and 327,271
Half scale
Find third proportional to 844,892 and 1,309,084
Double scale
Find third proportional to 422,448 and 654,545
Similar ratio
Find third proportional to 633,669 and 981,813
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.