Home / 225,975-490,830

Finding the Third Proportional to 225,975 and 490,830

Calculator

Solution

The third proportional to 225,975 and 490,830 is: 1,066,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,975 : 490,830 = 490,830 : x
  2. Step 2: Convert to fraction form
    225,975/490,830 = 490,830/x
  3. Step 3: Cross multiply
    225,975x = 490,830 × 490,830
  4. Step 4: Simplify right side
    225,975x = 240,914,088,900
  5. Step 5: Solve for x
    x = 240,914,088,900/225,975
  6. Step 6: Final answer
    x = 1,066,109.48

Related Problems

Find third proportional to 112,987.50 and 245,415
Half scale
Find third proportional to 451,950 and 981,660
Double scale
Find third proportional to 225,977 and 490,834
Similar ratio
Find third proportional to 338,962.50 and 736,245
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.