Finding the Third Proportional to 904.50 and 1,329
Calculator
Solution
The third proportional to 904.50 and 1,329 is: 1,952.73
Step by Step Solution
- Step 1: Write the proportion equation
904.50 : 1,329 = 1,329 : x - Step 2: Convert to fraction form
904.50/1,329 = 1,329/x - Step 3: Cross multiply
904.50x = 1,329 × 1,329 - Step 4: Simplify right side
904.50x = 1,766,241 - Step 5: Solve for x
x = 1,766,241/904.50 - Step 6: Final answer
x = 1,952.73
Related Problems
Find third proportional to 452.25 and 664.50
Half scale
Find third proportional to 1,809 and 2,658
Double scale
Find third proportional to 907 and 1,332
Similar ratio
Find third proportional to 1,356.75 and 1,993.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.