Finding the Third Proportional to 208,079.19 and 312,117.84
Calculator
Solution
The third proportional to 208,079.19 and 312,117.84 is: 468,175.33
Step by Step Solution
- Step 1: Write the proportion equation
208,079.19 : 312,117.84 = 312,117.84 : x - Step 2: Convert to fraction form
208,079.19/312,117.84 = 312,117.84/x - Step 3: Cross multiply
208,079.19x = 312,117.84 × 312,117.84 - Step 4: Simplify right side
208,079.19x = 97,417,544,729.52 - Step 5: Solve for x
x = 97,417,544,729.52/208,079.19 - Step 6: Final answer
x = 468,175.33
Related Problems
Find third proportional to 104,039.60 and 156,058.92
Half scale
Find third proportional to 416,158.38 and 624,235.68
Double scale
Find third proportional to 208,081 and 312,121
Similar ratio
Find third proportional to 312,118.79 and 468,176.76
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.