Home / 425,477-629,805

Finding the Third Proportional to 425,477 and 629,805

Calculator

Solution

The third proportional to 425,477 and 629,805 is: 932,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,477 : 629,805 = 629,805 : x
  2. Step 2: Convert to fraction form
    425,477/629,805 = 629,805/x
  3. Step 3: Cross multiply
    425,477x = 629,805 × 629,805
  4. Step 4: Simplify right side
    425,477x = 396,654,338,025
  5. Step 5: Solve for x
    x = 396,654,338,025/425,477
  6. Step 6: Final answer
    x = 932,258.00

Related Problems

Find third proportional to 212,738.50 and 314,902.50
Half scale
Find third proportional to 850,954 and 1,259,610
Double scale
Find third proportional to 425,479 and 629,808
Similar ratio
Find third proportional to 638,215.50 and 944,707.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.