Home / 223,578-338,255

Finding the Third Proportional to 223,578 and 338,255

Calculator

Solution

The third proportional to 223,578 and 338,255 is: 511,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,578 : 338,255 = 338,255 : x
  2. Step 2: Convert to fraction form
    223,578/338,255 = 338,255/x
  3. Step 3: Cross multiply
    223,578x = 338,255 × 338,255
  4. Step 4: Simplify right side
    223,578x = 114,416,445,025
  5. Step 5: Solve for x
    x = 114,416,445,025/223,578
  6. Step 6: Final answer
    x = 511,751.80

Related Problems

Find third proportional to 111,789 and 169,127.50
Half scale
Find third proportional to 447,156 and 676,510
Double scale
Find third proportional to 223,580 and 338,258
Similar ratio
Find third proportional to 335,367 and 507,382.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.