Finding the Third Proportional to 814.50 and 1,185.75
Calculator
Solution
The third proportional to 814.50 and 1,185.75 is: 1,726.22
Step by Step Solution
- Step 1: Write the proportion equation
814.50 : 1,185.75 = 1,185.75 : x - Step 2: Convert to fraction form
814.50/1,185.75 = 1,185.75/x - Step 3: Cross multiply
814.50x = 1,185.75 × 1,185.75 - Step 4: Simplify right side
814.50x = 1,406,003.06 - Step 5: Solve for x
x = 1,406,003.06/814.50 - Step 6: Final answer
x = 1,726.22
Related Problems
Find third proportional to 407.25 and 592.88
Half scale
Find third proportional to 1,629 and 2,371.50
Double scale
Find third proportional to 817 and 1,189
Similar ratio
Find third proportional to 1,221.75 and 1,778.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.