Home / 310,622-672,022

Finding the Third Proportional to 310,622 and 672,022

Calculator

Solution

The third proportional to 310,622 and 672,022 is: 1,453,900.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,622 : 672,022 = 672,022 : x
  2. Step 2: Convert to fraction form
    310,622/672,022 = 672,022/x
  3. Step 3: Cross multiply
    310,622x = 672,022 × 672,022
  4. Step 4: Simplify right side
    310,622x = 451,613,568,484
  5. Step 5: Solve for x
    x = 451,613,568,484/310,622
  6. Step 6: Final answer
    x = 1,453,900.78

Related Problems

Find third proportional to 155,311 and 336,011
Half scale
Find third proportional to 621,244 and 1,344,044
Double scale
Find third proportional to 310,624 and 672,026
Similar ratio
Find third proportional to 465,933 and 1,008,033
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.