Finding the Third Proportional to 171 and 456
Calculator
Solution
The third proportional to 171 and 456 is: 1,216
Step by Step Solution
- Step 1: Write the proportion equation
171 : 456 = 456 : x - Step 2: Convert to fraction form
171/456 = 456/x - Step 3: Cross multiply
171x = 456 × 456 - Step 4: Simplify right side
171x = 207,936 - Step 5: Solve for x
x = 207,936/171 - Step 6: Final answer
x = 1,216
Related Problems
Find third proportional to 85.50 and 228
Half scale
Find third proportional to 342 and 912
Double scale
Find third proportional to 173 and 461
Similar ratio
Find third proportional to 256.50 and 684
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.