Finding the Third Proportional to 162.50 and 384
Calculator
Solution
The third proportional to 162.50 and 384 is: 907.42
Step by Step Solution
- Step 1: Write the proportion equation
162.50 : 384 = 384 : x - Step 2: Convert to fraction form
162.50/384 = 384/x - Step 3: Cross multiply
162.50x = 384 × 384 - Step 4: Simplify right side
162.50x = 147,456 - Step 5: Solve for x
x = 147,456/162.50 - Step 6: Final answer
x = 907.42
Related Problems
Find third proportional to 81.25 and 192
Half scale
Find third proportional to 325 and 768
Double scale
Find third proportional to 165 and 389
Similar ratio
Find third proportional to 243.75 and 576
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.