Finding the Third Proportional to 249.75 and 297
Calculator
Solution
The third proportional to 249.75 and 297 is: 353.19
Step by Step Solution
- Step 1: Write the proportion equation
249.75 : 297 = 297 : x - Step 2: Convert to fraction form
249.75/297 = 297/x - Step 3: Cross multiply
249.75x = 297 × 297 - Step 4: Simplify right side
249.75x = 88,209 - Step 5: Solve for x
x = 88,209/249.75 - Step 6: Final answer
x = 353.19
Related Problems
Find third proportional to 124.88 and 148.50
Half scale
Find third proportional to 499.50 and 594
Double scale
Find third proportional to 252 and 299
Similar ratio
Find third proportional to 374.63 and 445.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.