Finding the Third Proportional to 197,231.63 and 421,800.75
Calculator
Solution
The third proportional to 197,231.63 and 421,800.75 is: 902,065.64
Step by Step Solution
- Step 1: Write the proportion equation
197,231.63 : 421,800.75 = 421,800.75 : x - Step 2: Convert to fraction form
197,231.63/421,800.75 = 421,800.75/x - Step 3: Cross multiply
197,231.63x = 421,800.75 × 421,800.75 - Step 4: Simplify right side
197,231.63x = 177,915,872,700.56 - Step 5: Solve for x
x = 177,915,872,700.56/197,231.63 - Step 6: Final answer
x = 902,065.64
Related Problems
Find third proportional to 98,615.81 and 210,900.38
Half scale
Find third proportional to 394,463.25 and 843,601.50
Double scale
Find third proportional to 197,234 and 421,805
Similar ratio
Find third proportional to 295,847.44 and 632,701.13
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.