Finding the Third Proportional to 190,740 and 418,824
Calculator
Solution
The third proportional to 190,740 and 418,824 is: 919,647.39
Step by Step Solution
- Step 1: Write the proportion equation
190,740 : 418,824 = 418,824 : x - Step 2: Convert to fraction form
190,740/418,824 = 418,824/x - Step 3: Cross multiply
190,740x = 418,824 × 418,824 - Step 4: Simplify right side
190,740x = 175,413,542,976 - Step 5: Solve for x
x = 175,413,542,976/190,740 - Step 6: Final answer
x = 919,647.39
Related Problems
Find third proportional to 95,370 and 209,412
Half scale
Find third proportional to 381,480 and 837,648
Double scale
Find third proportional to 190,742 and 418,828
Similar ratio
Find third proportional to 286,110 and 628,236
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.