Finding the Third Proportional to 346 and 518
Calculator
Solution
The third proportional to 346 and 518 is: 775.50
Step by Step Solution
- Step 1: Write the proportion equation
346 : 518 = 518 : x - Step 2: Convert to fraction form
346/518 = 518/x - Step 3: Cross multiply
346x = 518 × 518 - Step 4: Simplify right side
346x = 268,324 - Step 5: Solve for x
x = 268,324/346 - Step 6: Final answer
x = 775.50
Related Problems
Find third proportional to 173 and 259
Half scale
Find third proportional to 692 and 1,036
Double scale
Find third proportional to 348 and 521
Similar ratio
Find third proportional to 519 and 777
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.