Finding the Third Proportional to 141.75 and 303
Calculator
Solution
The third proportional to 141.75 and 303 is: 647.68
Step by Step Solution
- Step 1: Write the proportion equation
141.75 : 303 = 303 : x - Step 2: Convert to fraction form
141.75/303 = 303/x - Step 3: Cross multiply
141.75x = 303 × 303 - Step 4: Simplify right side
141.75x = 91,809 - Step 5: Solve for x
x = 91,809/141.75 - Step 6: Final answer
x = 647.68
Related Problems
Find third proportional to 70.88 and 151.50
Half scale
Find third proportional to 283.50 and 606
Double scale
Find third proportional to 144 and 307
Similar ratio
Find third proportional to 212.63 and 454.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.