Finding the Third Proportional to 396,427.92 and 603,936.63
Calculator
Solution
The third proportional to 396,427.92 and 603,936.63 is: 920,065.00
Step by Step Solution
- Step 1: Write the proportion equation
396,427.92 : 603,936.63 = 603,936.63 : x - Step 2: Convert to fraction form
396,427.92/603,936.63 = 603,936.63/x - Step 3: Cross multiply
396,427.92x = 603,936.63 × 603,936.63 - Step 4: Simplify right side
396,427.92x = 364,739,456,452.90 - Step 5: Solve for x
x = 364,739,456,452.90/396,427.92 - Step 6: Final answer
x = 920,065.00
Related Problems
Find third proportional to 198,213.96 and 301,968.32
Half scale
Find third proportional to 792,855.84 and 1,207,873.27
Double scale
Find third proportional to 396,430 and 603,940
Similar ratio
Find third proportional to 594,641.88 and 905,904.95
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.