Finding the Third Proportional to 239,329.69 and 490,956.19
Calculator
Solution
The third proportional to 239,329.69 and 490,956.19 is: 1,007,137.81
Step by Step Solution
- Step 1: Write the proportion equation
239,329.69 : 490,956.19 = 490,956.19 : x - Step 2: Convert to fraction form
239,329.69/490,956.19 = 490,956.19/x - Step 3: Cross multiply
239,329.69x = 490,956.19 × 490,956.19 - Step 4: Simplify right side
239,329.69x = 241,037,978,044.54 - Step 5: Solve for x
x = 241,037,978,044.54/239,329.69 - Step 6: Final answer
x = 1,007,137.81
Related Problems
Find third proportional to 119,664.84 and 245,478.09
Half scale
Find third proportional to 478,659.38 and 981,912.38
Double scale
Find third proportional to 239,332 and 490,960
Similar ratio
Find third proportional to 358,994.53 and 736,434.28
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.