Finding the Third Proportional to 320,393.25 and 682,197.75
Calculator
Solution
The third proportional to 320,393.25 and 682,197.75 is: 1,452,570.46
Step by Step Solution
- Step 1: Write the proportion equation
320,393.25 : 682,197.75 = 682,197.75 : x - Step 2: Convert to fraction form
320,393.25/682,197.75 = 682,197.75/x - Step 3: Cross multiply
320,393.25x = 682,197.75 × 682,197.75 - Step 4: Simplify right side
320,393.25x = 465,393,770,105.06 - Step 5: Solve for x
x = 465,393,770,105.06/320,393.25 - Step 6: Final answer
x = 1,452,570.46
Related Problems
Find third proportional to 160,196.63 and 341,098.88
Half scale
Find third proportional to 640,786.50 and 1,364,395.50
Double scale
Find third proportional to 320,395 and 682,202
Similar ratio
Find third proportional to 480,589.88 and 1,023,296.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.