Finding the Third Proportional to 269,883 and 396,069.75
Calculator
Solution
The third proportional to 269,883 and 396,069.75 is: 581,256.50
Step by Step Solution
- Step 1: Write the proportion equation
269,883 : 396,069.75 = 396,069.75 : x - Step 2: Convert to fraction form
269,883/396,069.75 = 396,069.75/x - Step 3: Cross multiply
269,883x = 396,069.75 × 396,069.75 - Step 4: Simplify right side
269,883x = 156,871,246,865.06 - Step 5: Solve for x
x = 156,871,246,865.06/269,883 - Step 6: Final answer
x = 581,256.50
Related Problems
Find third proportional to 134,941.50 and 198,034.88
Half scale
Find third proportional to 539,766 and 792,139.50
Double scale
Find third proportional to 269,885 and 396,073
Similar ratio
Find third proportional to 404,824.50 and 594,104.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.