Finding the Third Proportional to 382.50 and 852
Calculator
Solution
The third proportional to 382.50 and 852 is: 1,897.79
Step by Step Solution
- Step 1: Write the proportion equation
382.50 : 852 = 852 : x - Step 2: Convert to fraction form
382.50/852 = 852/x - Step 3: Cross multiply
382.50x = 852 × 852 - Step 4: Simplify right side
382.50x = 725,904 - Step 5: Solve for x
x = 725,904/382.50 - Step 6: Final answer
x = 1,897.79
Related Problems
Find third proportional to 191.25 and 426
Half scale
Find third proportional to 765 and 1,704
Double scale
Find third proportional to 385 and 856
Similar ratio
Find third proportional to 573.75 and 1,278
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.