Finding the Third Proportional to 836 and 907
Calculator
Solution
The third proportional to 836 and 907 is: 984.03
Step by Step Solution
- Step 1: Write the proportion equation
836 : 907 = 907 : x - Step 2: Convert to fraction form
836/907 = 907/x - Step 3: Cross multiply
836x = 907 × 907 - Step 4: Simplify right side
836x = 822,649 - Step 5: Solve for x
x = 822,649/836 - Step 6: Final answer
x = 984.03
Related Problems
Find third proportional to 418 and 453.50
Half scale
Find third proportional to 1,672 and 1,814
Double scale
Find third proportional to 838 and 909
Similar ratio
Find third proportional to 1,254 and 1,360.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.