Finding the Third Proportional to 178,474.75 and 276,352.13
Calculator
Solution
The third proportional to 178,474.75 and 276,352.13 is: 427,906.45
Step by Step Solution
- Step 1: Write the proportion equation
178,474.75 : 276,352.13 = 276,352.13 : x - Step 2: Convert to fraction form
178,474.75/276,352.13 = 276,352.13/x - Step 3: Cross multiply
178,474.75x = 276,352.13 × 276,352.13 - Step 4: Simplify right side
178,474.75x = 76,370,496,992.02 - Step 5: Solve for x
x = 76,370,496,992.02/178,474.75 - Step 6: Final answer
x = 427,906.45
Related Problems
Find third proportional to 89,237.38 and 138,176.06
Half scale
Find third proportional to 356,949.50 and 552,704.25
Double scale
Find third proportional to 178,477 and 276,355
Similar ratio
Find third proportional to 267,712.13 and 414,528.19
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.