Finding the Third Proportional to 305,906.63 and 656,100
Calculator
Solution
The third proportional to 305,906.63 and 656,100 is: 1,407,184.99
Step by Step Solution
- Step 1: Write the proportion equation
305,906.63 : 656,100 = 656,100 : x - Step 2: Convert to fraction form
305,906.63/656,100 = 656,100/x - Step 3: Cross multiply
305,906.63x = 656,100 × 656,100 - Step 4: Simplify right side
305,906.63x = 430,467,210,000 - Step 5: Solve for x
x = 430,467,210,000/305,906.63 - Step 6: Final answer
x = 1,407,184.99
Related Problems
Find third proportional to 152,953.31 and 328,050
Half scale
Find third proportional to 611,813.25 and 1,312,200
Double scale
Find third proportional to 305,909 and 656,104
Similar ratio
Find third proportional to 458,859.94 and 984,150
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.