Finding the Third Proportional to 269 and 655
Calculator
Solution
The third proportional to 269 and 655 is: 1,594.89
Step by Step Solution
- Step 1: Write the proportion equation
269 : 655 = 655 : x - Step 2: Convert to fraction form
269/655 = 655/x - Step 3: Cross multiply
269x = 655 × 655 - Step 4: Simplify right side
269x = 429,025 - Step 5: Solve for x
x = 429,025/269 - Step 6: Final answer
x = 1,594.89
Related Problems
Find third proportional to 134.50 and 327.50
Half scale
Find third proportional to 538 and 1,310
Double scale
Find third proportional to 271 and 660
Similar ratio
Find third proportional to 403.50 and 982.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.