Finding the Third Proportional to 326,652.75 and 489,979.13
Calculator
Solution
The third proportional to 326,652.75 and 489,979.13 is: 734,968.69
Step by Step Solution
- Step 1: Write the proportion equation
326,652.75 : 489,979.13 = 489,979.13 : x - Step 2: Convert to fraction form
326,652.75/489,979.13 = 489,979.13/x - Step 3: Cross multiply
326,652.75x = 489,979.13 × 489,979.13 - Step 4: Simplify right side
326,652.75x = 240,079,542,935.77 - Step 5: Solve for x
x = 240,079,542,935.77/326,652.75 - Step 6: Final answer
x = 734,968.69
Related Problems
Find third proportional to 163,326.38 and 244,989.56
Half scale
Find third proportional to 653,305.50 and 979,958.25
Double scale
Find third proportional to 326,655 and 489,982
Similar ratio
Find third proportional to 489,979.13 and 734,968.69
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.