Home / 263,883-408,777

Finding the Third Proportional to 263,883 and 408,777

Calculator

Solution

The third proportional to 263,883 and 408,777 is: 633,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,883 : 408,777 = 408,777 : x
  2. Step 2: Convert to fraction form
    263,883/408,777 = 408,777/x
  3. Step 3: Cross multiply
    263,883x = 408,777 × 408,777
  4. Step 4: Simplify right side
    263,883x = 167,098,635,729
  5. Step 5: Solve for x
    x = 167,098,635,729/263,883
  6. Step 6: Final answer
    x = 633,230.01

Related Problems

Find third proportional to 131,941.50 and 204,388.50
Half scale
Find third proportional to 527,766 and 817,554
Double scale
Find third proportional to 263,885 and 408,780
Similar ratio
Find third proportional to 395,824.50 and 613,165.50
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.