Finding the Third Proportional to 580,438.75 and 879,436.63
Calculator
Solution
The third proportional to 580,438.75 and 879,436.63 is: 1,332,455.45
Step by Step Solution
- Step 1: Write the proportion equation
580,438.75 : 879,436.63 = 879,436.63 : x - Step 2: Convert to fraction form
580,438.75/879,436.63 = 879,436.63/x - Step 3: Cross multiply
580,438.75x = 879,436.63 × 879,436.63 - Step 4: Simplify right side
580,438.75x = 773,408,777,391.39 - Step 5: Solve for x
x = 773,408,777,391.39/580,438.75 - Step 6: Final answer
x = 1,332,455.45
Related Problems
Find third proportional to 290,219.38 and 439,718.31
Half scale
Find third proportional to 1,160,877.50 and 1,758,873.25
Double scale
Find third proportional to 580,441 and 879,440
Similar ratio
Find third proportional to 870,658.13 and 1,319,154.94
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.