Finding the Third Proportional to 484 and 585
Calculator
Solution
The third proportional to 484 and 585 is: 707.08
Step by Step Solution
- Step 1: Write the proportion equation
484 : 585 = 585 : x - Step 2: Convert to fraction form
484/585 = 585/x - Step 3: Cross multiply
484x = 585 × 585 - Step 4: Simplify right side
484x = 342,225 - Step 5: Solve for x
x = 342,225/484 - Step 6: Final answer
x = 707.08
Related Problems
Find third proportional to 242 and 292.50
Half scale
Find third proportional to 968 and 1,170
Double scale
Find third proportional to 486 and 587
Similar ratio
Find third proportional to 726 and 877.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.