Finding the Third Proportional to 227,391.05 and 378,954.07
Calculator
Solution
The third proportional to 227,391.05 and 378,954.07 is: 631,538.44
Step by Step Solution
- Step 1: Write the proportion equation
227,391.05 : 378,954.07 = 378,954.07 : x - Step 2: Convert to fraction form
227,391.05/378,954.07 = 378,954.07/x - Step 3: Cross multiply
227,391.05x = 378,954.07 × 378,954.07 - Step 4: Simplify right side
227,391.05x = 143,606,187,406.41 - Step 5: Solve for x
x = 143,606,187,406.41/227,391.05 - Step 6: Final answer
x = 631,538.44
Related Problems
Find third proportional to 113,695.52 and 189,477.04
Half scale
Find third proportional to 454,782.09 and 757,908.14
Double scale
Find third proportional to 227,393 and 378,957
Similar ratio
Find third proportional to 341,086.57 and 568,431.11
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.