Finding the Third Proportional to 207,622 and 311,434
Calculator
Solution
The third proportional to 207,622 and 311,434 is: 467,152.50
Step by Step Solution
- Step 1: Write the proportion equation
207,622 : 311,434 = 311,434 : x - Step 2: Convert to fraction form
207,622/311,434 = 311,434/x - Step 3: Cross multiply
207,622x = 311,434 × 311,434 - Step 4: Simplify right side
207,622x = 96,991,136,356 - Step 5: Solve for x
x = 96,991,136,356/207,622 - Step 6: Final answer
x = 467,152.50
Related Problems
Find third proportional to 103,811 and 155,717
Half scale
Find third proportional to 415,244 and 622,868
Double scale
Find third proportional to 207,624 and 311,437
Similar ratio
Find third proportional to 311,433 and 467,151
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.