Home / 218,148-462,660

Finding the Third Proportional to 218,148 and 462,660

Calculator

Solution

The third proportional to 218,148 and 462,660 is: 981,234.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,148 : 462,660 = 462,660 : x
  2. Step 2: Convert to fraction form
    218,148/462,660 = 462,660/x
  3. Step 3: Cross multiply
    218,148x = 462,660 × 462,660
  4. Step 4: Simplify right side
    218,148x = 214,054,275,600
  5. Step 5: Solve for x
    x = 214,054,275,600/218,148
  6. Step 6: Final answer
    x = 981,234.19

Related Problems

Find third proportional to 109,074 and 231,330
Half scale
Find third proportional to 436,296 and 925,320
Double scale
Find third proportional to 218,150 and 462,664
Similar ratio
Find third proportional to 327,222 and 693,990
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.