Finding the Third Proportional to 275.50 and 514
Calculator
Solution
The third proportional to 275.50 and 514 is: 958.97
Step by Step Solution
- Step 1: Write the proportion equation
275.50 : 514 = 514 : x - Step 2: Convert to fraction form
275.50/514 = 514/x - Step 3: Cross multiply
275.50x = 514 × 514 - Step 4: Simplify right side
275.50x = 264,196 - Step 5: Solve for x
x = 264,196/275.50 - Step 6: Final answer
x = 958.97
Related Problems
Find third proportional to 137.75 and 257
Half scale
Find third proportional to 551 and 1,028
Double scale
Find third proportional to 278 and 518
Similar ratio
Find third proportional to 413.25 and 771
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.