Finding the Third Proportional to 200,078.63 and 305,199.28
Calculator
Solution
The third proportional to 200,078.63 and 305,199.28 is: 465,549.99
Step by Step Solution
- Step 1: Write the proportion equation
200,078.63 : 305,199.28 = 305,199.28 : x - Step 2: Convert to fraction form
200,078.63/305,199.28 = 305,199.28/x - Step 3: Cross multiply
200,078.63x = 305,199.28 × 305,199.28 - Step 4: Simplify right side
200,078.63x = 93,146,601,275.52 - Step 5: Solve for x
x = 93,146,601,275.52/200,078.63 - Step 6: Final answer
x = 465,549.99
Related Problems
Find third proportional to 100,039.31 and 152,599.64
Half scale
Find third proportional to 400,157.25 and 610,398.56
Double scale
Find third proportional to 200,081 and 305,202
Similar ratio
Find third proportional to 300,117.94 and 457,798.92
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.