Finding the Third Proportional to 198,344 and 436,063
Calculator
Solution
The third proportional to 198,344 and 436,063 is: 958,692.68
Step by Step Solution
- Step 1: Write the proportion equation
198,344 : 436,063 = 436,063 : x - Step 2: Convert to fraction form
198,344/436,063 = 436,063/x - Step 3: Cross multiply
198,344x = 436,063 × 436,063 - Step 4: Simplify right side
198,344x = 190,150,939,969 - Step 5: Solve for x
x = 190,150,939,969/198,344 - Step 6: Final answer
x = 958,692.68
Related Problems
Find third proportional to 99,172 and 218,031.50
Half scale
Find third proportional to 396,688 and 872,126
Double scale
Find third proportional to 198,346 and 436,067
Similar ratio
Find third proportional to 297,516 and 654,094.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.