Finding the Third Proportional to 196,596 and 421,866
Calculator
Solution
The third proportional to 196,596 and 421,866 is: 905,262.17
Step by Step Solution
- Step 1: Write the proportion equation
196,596 : 421,866 = 421,866 : x - Step 2: Convert to fraction form
196,596/421,866 = 421,866/x - Step 3: Cross multiply
196,596x = 421,866 × 421,866 - Step 4: Simplify right side
196,596x = 177,970,921,956 - Step 5: Solve for x
x = 177,970,921,956/196,596 - Step 6: Final answer
x = 905,262.17
Related Problems
Find third proportional to 98,298 and 210,933
Half scale
Find third proportional to 393,192 and 843,732
Double scale
Find third proportional to 196,598 and 421,870
Similar ratio
Find third proportional to 294,894 and 632,799
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.