Finding the Third Proportional to 165 and 440
Calculator
Solution
The third proportional to 165 and 440 is: 1,173.33
Step by Step Solution
- Step 1: Write the proportion equation
165 : 440 = 440 : x - Step 2: Convert to fraction form
165/440 = 440/x - Step 3: Cross multiply
165x = 440 × 440 - Step 4: Simplify right side
165x = 193,600 - Step 5: Solve for x
x = 193,600/165 - Step 6: Final answer
x = 1,173.33
Related Problems
Find third proportional to 82.50 and 220
Half scale
Find third proportional to 330 and 880
Double scale
Find third proportional to 167 and 445
Similar ratio
Find third proportional to 247.50 and 660
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.