Finding the Third Proportional to 177,029.25 and 378,906.38
Calculator
Solution
The third proportional to 177,029.25 and 378,906.38 is: 810,996.15
Step by Step Solution
- Step 1: Write the proportion equation
177,029.25 : 378,906.38 = 378,906.38 : x - Step 2: Convert to fraction form
177,029.25/378,906.38 = 378,906.38/x - Step 3: Cross multiply
177,029.25x = 378,906.38 × 378,906.38 - Step 4: Simplify right side
177,029.25x = 143,570,041,015.64 - Step 5: Solve for x
x = 143,570,041,015.64/177,029.25 - Step 6: Final answer
x = 810,996.15
Related Problems
Find third proportional to 88,514.63 and 189,453.19
Half scale
Find third proportional to 354,058.50 and 757,812.75
Double scale
Find third proportional to 177,031 and 378,911
Similar ratio
Find third proportional to 265,543.88 and 568,359.56
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.