Finding the Third Proportional to 500 and 1,185
Calculator
Solution
The third proportional to 500 and 1,185 is: 2,808.45
Step by Step Solution
- Step 1: Write the proportion equation
500 : 1,185 = 1,185 : x - Step 2: Convert to fraction form
500/1,185 = 1,185/x - Step 3: Cross multiply
500x = 1,185 × 1,185 - Step 4: Simplify right side
500x = 1,404,225 - Step 5: Solve for x
x = 1,404,225/500 - Step 6: Final answer
x = 2,808.45
Related Problems
Find third proportional to 250 and 592.50
Half scale
Find third proportional to 1,000 and 2,370
Double scale
Find third proportional to 502 and 1,190
Similar ratio
Find third proportional to 750 and 1,777.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.