Finding the Third Proportional to 303 and 472.50
Calculator
Solution
The third proportional to 303 and 472.50 is: 736.82
Step by Step Solution
- Step 1: Write the proportion equation
303 : 472.50 = 472.50 : x - Step 2: Convert to fraction form
303/472.50 = 472.50/x - Step 3: Cross multiply
303x = 472.50 × 472.50 - Step 4: Simplify right side
303x = 223,256.25 - Step 5: Solve for x
x = 223,256.25/303 - Step 6: Final answer
x = 736.82
Related Problems
Find third proportional to 151.50 and 236.25
Half scale
Find third proportional to 606 and 945
Double scale
Find third proportional to 305 and 476
Similar ratio
Find third proportional to 454.50 and 708.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.