Finding the Third Proportional to 288.50 and 363
Calculator
Solution
The third proportional to 288.50 and 363 is: 456.74
Step by Step Solution
- Step 1: Write the proportion equation
288.50 : 363 = 363 : x - Step 2: Convert to fraction form
288.50/363 = 363/x - Step 3: Cross multiply
288.50x = 363 × 363 - Step 4: Simplify right side
288.50x = 131,769 - Step 5: Solve for x
x = 131,769/288.50 - Step 6: Final answer
x = 456.74
Related Problems
Find third proportional to 144.25 and 181.50
Half scale
Find third proportional to 577 and 726
Double scale
Find third proportional to 291 and 366
Similar ratio
Find third proportional to 432.75 and 544.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.