Finding the Third Proportional to 402 and 483
Calculator
Solution
The third proportional to 402 and 483 is: 580.32
Step by Step Solution
- Step 1: Write the proportion equation
402 : 483 = 483 : x - Step 2: Convert to fraction form
402/483 = 483/x - Step 3: Cross multiply
402x = 483 × 483 - Step 4: Simplify right side
402x = 233,289 - Step 5: Solve for x
x = 233,289/402 - Step 6: Final answer
x = 580.32
Related Problems
Find third proportional to 201 and 241.50
Half scale
Find third proportional to 804 and 966
Double scale
Find third proportional to 404 and 485
Similar ratio
Find third proportional to 603 and 724.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.