Finding the Third Proportional to 388,122.75 and 906,585.75
Calculator
Solution
The third proportional to 388,122.75 and 906,585.75 is: 2,117,623.15
Step by Step Solution
- Step 1: Write the proportion equation
388,122.75 : 906,585.75 = 906,585.75 : x - Step 2: Convert to fraction form
388,122.75/906,585.75 = 906,585.75/x - Step 3: Cross multiply
388,122.75x = 906,585.75 × 906,585.75 - Step 4: Simplify right side
388,122.75x = 821,897,722,103.06 - Step 5: Solve for x
x = 821,897,722,103.06/388,122.75 - Step 6: Final answer
x = 2,117,623.15
Related Problems
Find third proportional to 194,061.38 and 453,292.88
Half scale
Find third proportional to 776,245.50 and 1,813,171.50
Double scale
Find third proportional to 388,125 and 906,590
Similar ratio
Find third proportional to 582,184.13 and 1,359,878.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.