Finding the Third Proportional to 249,879.94 and 356,128.88
Calculator
Solution
The third proportional to 249,879.94 and 356,128.88 is: 507,554.86
Step by Step Solution
- Step 1: Write the proportion equation
249,879.94 : 356,128.88 = 356,128.88 : x - Step 2: Convert to fraction form
249,879.94/356,128.88 = 356,128.88/x - Step 3: Cross multiply
249,879.94x = 356,128.88 × 356,128.88 - Step 4: Simplify right side
249,879.94x = 126,827,775,608.77 - Step 5: Solve for x
x = 126,827,775,608.77/249,879.94 - Step 6: Final answer
x = 507,554.86
Related Problems
Find third proportional to 124,939.97 and 178,064.44
Half scale
Find third proportional to 499,759.88 and 712,257.75
Double scale
Find third proportional to 249,882 and 356,132
Similar ratio
Find third proportional to 374,819.91 and 534,193.31
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.