Finding the Third Proportional to 744 and 1,116
Calculator
Solution
The third proportional to 744 and 1,116 is: 1,674
Step by Step Solution
- Step 1: Write the proportion equation
744 : 1,116 = 1,116 : x - Step 2: Convert to fraction form
744/1,116 = 1,116/x - Step 3: Cross multiply
744x = 1,116 × 1,116 - Step 4: Simplify right side
744x = 1,245,456 - Step 5: Solve for x
x = 1,245,456/744 - Step 6: Final answer
x = 1,674
Related Problems
Find third proportional to 372 and 558
Half scale
Find third proportional to 1,488 and 2,232
Double scale
Find third proportional to 746 and 1,119
Similar ratio
Find third proportional to 1,116 and 1,674
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.