Finding the Third Proportional to 169 and 274
Calculator
Solution
The third proportional to 169 and 274 is: 444.24
Step by Step Solution
- Step 1: Write the proportion equation
169 : 274 = 274 : x - Step 2: Convert to fraction form
169/274 = 274/x - Step 3: Cross multiply
169x = 274 × 274 - Step 4: Simplify right side
169x = 75,076 - Step 5: Solve for x
x = 75,076/169 - Step 6: Final answer
x = 444.24
Related Problems
Find third proportional to 84.50 and 137
Half scale
Find third proportional to 338 and 548
Double scale
Find third proportional to 171 and 277
Similar ratio
Find third proportional to 253.50 and 411
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.