Finding the Third Proportional to 253.50 and 297
Calculator
Solution
The third proportional to 253.50 and 297 is: 347.96
Step by Step Solution
- Step 1: Write the proportion equation
253.50 : 297 = 297 : x - Step 2: Convert to fraction form
253.50/297 = 297/x - Step 3: Cross multiply
253.50x = 297 × 297 - Step 4: Simplify right side
253.50x = 88,209 - Step 5: Solve for x
x = 88,209/253.50 - Step 6: Final answer
x = 347.96
Related Problems
Find third proportional to 126.75 and 148.50
Half scale
Find third proportional to 507 and 594
Double scale
Find third proportional to 256 and 299
Similar ratio
Find third proportional to 380.25 and 445.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.