Finding the Third Proportional to 380,379.75 and 588,676.50
Calculator
Solution
The third proportional to 380,379.75 and 588,676.50 is: 911,036.99
Step by Step Solution
- Step 1: Write the proportion equation
380,379.75 : 588,676.50 = 588,676.50 : x - Step 2: Convert to fraction form
380,379.75/588,676.50 = 588,676.50/x - Step 3: Cross multiply
380,379.75x = 588,676.50 × 588,676.50 - Step 4: Simplify right side
380,379.75x = 346,540,021,652.25 - Step 5: Solve for x
x = 346,540,021,652.25/380,379.75 - Step 6: Final answer
x = 911,036.99
Related Problems
Find third proportional to 190,189.88 and 294,338.25
Half scale
Find third proportional to 760,759.50 and 1,177,353
Double scale
Find third proportional to 380,382 and 588,680
Similar ratio
Find third proportional to 570,569.63 and 883,014.75
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.