Finding the Third Proportional to 315 and 366
Calculator
Solution
The third proportional to 315 and 366 is: 425.26
Step by Step Solution
- Step 1: Write the proportion equation
315 : 366 = 366 : x - Step 2: Convert to fraction form
315/366 = 366/x - Step 3: Cross multiply
315x = 366 × 366 - Step 4: Simplify right side
315x = 133,956 - Step 5: Solve for x
x = 133,956/315 - Step 6: Final answer
x = 425.26
Related Problems
Find third proportional to 157.50 and 183
Half scale
Find third proportional to 630 and 732
Double scale
Find third proportional to 317 and 368
Similar ratio
Find third proportional to 472.50 and 549
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.