Finding the Third Proportional to 384,135.75 and 553,321.13
Calculator
Solution
The third proportional to 384,135.75 and 553,321.13 is: 797,021.02
Step by Step Solution
- Step 1: Write the proportion equation
384,135.75 : 553,321.13 = 553,321.13 : x - Step 2: Convert to fraction form
384,135.75/553,321.13 = 553,321.13/x - Step 3: Cross multiply
384,135.75x = 553,321.13 × 553,321.13 - Step 4: Simplify right side
384,135.75x = 306,164,267,371.27 - Step 5: Solve for x
x = 306,164,267,371.27/384,135.75 - Step 6: Final answer
x = 797,021.02
Related Problems
Find third proportional to 192,067.88 and 276,660.56
Half scale
Find third proportional to 768,271.50 and 1,106,642.25
Double scale
Find third proportional to 384,138 and 553,324
Similar ratio
Find third proportional to 576,203.63 and 829,981.69
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.