Finding the Third Proportional to 187,928 and 291,180
Calculator
Solution
The third proportional to 187,928 and 291,180 is: 451,161.04
Step by Step Solution
- Step 1: Write the proportion equation
187,928 : 291,180 = 291,180 : x - Step 2: Convert to fraction form
187,928/291,180 = 291,180/x - Step 3: Cross multiply
187,928x = 291,180 × 291,180 - Step 4: Simplify right side
187,928x = 84,785,792,400 - Step 5: Solve for x
x = 84,785,792,400/187,928 - Step 6: Final answer
x = 451,161.04
Related Problems
Find third proportional to 93,964 and 145,590
Half scale
Find third proportional to 375,856 and 582,360
Double scale
Find third proportional to 187,930 and 291,183
Similar ratio
Find third proportional to 281,892 and 436,770
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.