Finding the Third Proportional to 220,137.75 and 349,903.13
Calculator
Solution
The third proportional to 220,137.75 and 349,903.13 is: 556,161.75
Step by Step Solution
- Step 1: Write the proportion equation
220,137.75 : 349,903.13 = 349,903.13 : x - Step 2: Convert to fraction form
220,137.75/349,903.13 = 349,903.13/x - Step 3: Cross multiply
220,137.75x = 349,903.13 × 349,903.13 - Step 4: Simplify right side
220,137.75x = 122,432,196,884.77 - Step 5: Solve for x
x = 122,432,196,884.77/220,137.75 - Step 6: Final answer
x = 556,161.75
Related Problems
Find third proportional to 110,068.88 and 174,951.56
Half scale
Find third proportional to 440,275.50 and 699,806.25
Double scale
Find third proportional to 220,140 and 349,906
Similar ratio
Find third proportional to 330,206.63 and 524,854.69
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.