Finding the Third Proportional to 654.75 and 1,161
Calculator
Solution
The third proportional to 654.75 and 1,161 is: 2,058.68
Step by Step Solution
- Step 1: Write the proportion equation
654.75 : 1,161 = 1,161 : x - Step 2: Convert to fraction form
654.75/1,161 = 1,161/x - Step 3: Cross multiply
654.75x = 1,161 × 1,161 - Step 4: Simplify right side
654.75x = 1,347,921 - Step 5: Solve for x
x = 1,347,921/654.75 - Step 6: Final answer
x = 2,058.68
Related Problems
Find third proportional to 327.38 and 580.50
Half scale
Find third proportional to 1,309.50 and 2,322
Double scale
Find third proportional to 657 and 1,165
Similar ratio
Find third proportional to 982.13 and 1,741.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.