Finding the Third Proportional to 275 and 722
Calculator
Solution
The third proportional to 275 and 722 is: 1,895.58
Step by Step Solution
- Step 1: Write the proportion equation
275 : 722 = 722 : x - Step 2: Convert to fraction form
275/722 = 722/x - Step 3: Cross multiply
275x = 722 × 722 - Step 4: Simplify right side
275x = 521,284 - Step 5: Solve for x
x = 521,284/275 - Step 6: Final answer
x = 1,895.58
Related Problems
Find third proportional to 137.50 and 361
Half scale
Find third proportional to 550 and 1,444
Double scale
Find third proportional to 277 and 727
Similar ratio
Find third proportional to 412.50 and 1,083
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.