Finding the Third Proportional to 295 and 486
Calculator
Solution
The third proportional to 295 and 486 is: 800.66
Step by Step Solution
- Step 1: Write the proportion equation
295 : 486 = 486 : x - Step 2: Convert to fraction form
295/486 = 486/x - Step 3: Cross multiply
295x = 486 × 486 - Step 4: Simplify right side
295x = 236,196 - Step 5: Solve for x
x = 236,196/295 - Step 6: Final answer
x = 800.66
Related Problems
Find third proportional to 147.50 and 243
Half scale
Find third proportional to 590 and 972
Double scale
Find third proportional to 297 and 489
Similar ratio
Find third proportional to 442.50 and 729
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.