Finding the Third Proportional to 436 and 1,022
Calculator
Solution
The third proportional to 436 and 1,022 is: 2,395.61
Step by Step Solution
- Step 1: Write the proportion equation
436 : 1,022 = 1,022 : x - Step 2: Convert to fraction form
436/1,022 = 1,022/x - Step 3: Cross multiply
436x = 1,022 × 1,022 - Step 4: Simplify right side
436x = 1,044,484 - Step 5: Solve for x
x = 1,044,484/436 - Step 6: Final answer
x = 2,395.61
Related Problems
Find third proportional to 218 and 511
Half scale
Find third proportional to 872 and 2,044
Double scale
Find third proportional to 438 and 1,027
Similar ratio
Find third proportional to 654 and 1,533
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.