Finding the Third Proportional to 308.50 and 573
Calculator
Solution
The third proportional to 308.50 and 573 is: 1,064.28
Step by Step Solution
- Step 1: Write the proportion equation
308.50 : 573 = 573 : x - Step 2: Convert to fraction form
308.50/573 = 573/x - Step 3: Cross multiply
308.50x = 573 × 573 - Step 4: Simplify right side
308.50x = 328,329 - Step 5: Solve for x
x = 328,329/308.50 - Step 6: Final answer
x = 1,064.28
Related Problems
Find third proportional to 154.25 and 286.50
Half scale
Find third proportional to 617 and 1,146
Double scale
Find third proportional to 311 and 577
Similar ratio
Find third proportional to 462.75 and 859.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.