Finding the Third Proportional to 459 and 793.50
Calculator
Solution
The third proportional to 459 and 793.50 is: 1,371.77
Step by Step Solution
- Step 1: Write the proportion equation
459 : 793.50 = 793.50 : x - Step 2: Convert to fraction form
459/793.50 = 793.50/x - Step 3: Cross multiply
459x = 793.50 × 793.50 - Step 4: Simplify right side
459x = 629,642.25 - Step 5: Solve for x
x = 629,642.25/459 - Step 6: Final answer
x = 1,371.77
Related Problems
Find third proportional to 229.50 and 396.75
Half scale
Find third proportional to 918 and 1,587
Double scale
Find third proportional to 461 and 797
Similar ratio
Find third proportional to 688.50 and 1,190.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.73) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.