Finding the Third Proportional to 225.35 and 329.27

Step by Step Solution

1. Step 1: Write the proportion equation
   225.35 : 329.27 = 329.27 : x
2. Step 2: Convert to fraction form
   225.35/329.27 = 329.27/x
3. Step 3: Cross multiply
   225.35x = 329.27 × 329.27
4. Step 4: Simplify right side
   225.35x = 108,421.00
5. Step 5: Solve for x
   x = 108,421.00/225.35
6. Step 6: Final answer
   x = 481.12