Home / 406,948-622,518

Finding the Third Proportional to 406,948 and 622,518

Calculator

Solution

The third proportional to 406,948 and 622,518 is: 952,280.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,948 : 622,518 = 622,518 : x
  2. Step 2: Convert to fraction form
    406,948/622,518 = 622,518/x
  3. Step 3: Cross multiply
    406,948x = 622,518 × 622,518
  4. Step 4: Simplify right side
    406,948x = 387,528,660,324
  5. Step 5: Solve for x
    x = 387,528,660,324/406,948
  6. Step 6: Final answer
    x = 952,280.54

Related Problems

Find third proportional to 203,474 and 311,259
Half scale
Find third proportional to 813,896 and 1,245,036
Double scale
Find third proportional to 406,950 and 622,521
Similar ratio
Find third proportional to 610,422 and 933,777
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.