Finding the Third Proportional to 196,868 and 429,823
Calculator
Solution
The third proportional to 196,868 and 429,823 is: 938,434.95
Step by Step Solution
- Step 1: Write the proportion equation
196,868 : 429,823 = 429,823 : x - Step 2: Convert to fraction form
196,868/429,823 = 429,823/x - Step 3: Cross multiply
196,868x = 429,823 × 429,823 - Step 4: Simplify right side
196,868x = 184,747,811,329 - Step 5: Solve for x
x = 184,747,811,329/196,868 - Step 6: Final answer
x = 938,434.95
Related Problems
Find third proportional to 98,434 and 214,911.50
Half scale
Find third proportional to 393,736 and 859,646
Double scale
Find third proportional to 196,870 and 429,827
Similar ratio
Find third proportional to 295,302 and 644,734.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.