Finding the Third Proportional to 677,265.75 and 991,603.13
Calculator
Solution
The third proportional to 677,265.75 and 991,603.13 is: 1,451,832.99
Step by Step Solution
- Step 1: Write the proportion equation
677,265.75 : 991,603.13 = 991,603.13 : x - Step 2: Convert to fraction form
677,265.75/991,603.13 = 991,603.13/x - Step 3: Cross multiply
677,265.75x = 991,603.13 × 991,603.13 - Step 4: Simplify right side
677,265.75x = 983,276,757,509.77 - Step 5: Solve for x
x = 983,276,757,509.77/677,265.75 - Step 6: Final answer
x = 1,451,832.99
Related Problems
Find third proportional to 338,632.88 and 495,801.56
Half scale
Find third proportional to 1,354,531.50 and 1,983,206.25
Double scale
Find third proportional to 677,268 and 991,606
Similar ratio
Find third proportional to 1,015,898.63 and 1,487,404.69
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.