Finding the Third Proportional to 177 and 222
Calculator
Solution
The third proportional to 177 and 222 is: 278.44
Step by Step Solution
- Step 1: Write the proportion equation
177 : 222 = 222 : x - Step 2: Convert to fraction form
177/222 = 222/x - Step 3: Cross multiply
177x = 222 × 222 - Step 4: Simplify right side
177x = 49,284 - Step 5: Solve for x
x = 49,284/177 - Step 6: Final answer
x = 278.44
Related Problems
Find third proportional to 88.50 and 111
Half scale
Find third proportional to 354 and 444
Double scale
Find third proportional to 179 and 225
Similar ratio
Find third proportional to 265.50 and 333
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.