Finding the Third Proportional to 170.86 and 303.75
Calculator
Solution
The third proportional to 170.86 and 303.75 is: 540
Step by Step Solution
- Step 1: Write the proportion equation
170.86 : 303.75 = 303.75 : x - Step 2: Convert to fraction form
170.86/303.75 = 303.75/x - Step 3: Cross multiply
170.86x = 303.75 × 303.75 - Step 4: Simplify right side
170.86x = 92,264.06 - Step 5: Solve for x
x = 92,264.06/170.86 - Step 6: Final answer
x = 540
Related Problems
Find third proportional to 85.43 and 151.88
Half scale
Find third proportional to 341.72 and 607.50
Double scale
Find third proportional to 173 and 307
Similar ratio
Find third proportional to 256.29 and 455.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.