Finding the Third Proportional to 415,833.75 and 579,372.75
Calculator
Solution
The third proportional to 415,833.75 and 579,372.75 is: 807,228.33
Step by Step Solution
- Step 1: Write the proportion equation
415,833.75 : 579,372.75 = 579,372.75 : x - Step 2: Convert to fraction form
415,833.75/579,372.75 = 579,372.75/x - Step 3: Cross multiply
415,833.75x = 579,372.75 × 579,372.75 - Step 4: Simplify right side
415,833.75x = 335,672,783,442.56 - Step 5: Solve for x
x = 335,672,783,442.56/415,833.75 - Step 6: Final answer
x = 807,228.33
Related Problems
Find third proportional to 207,916.88 and 289,686.38
Half scale
Find third proportional to 831,667.50 and 1,158,745.50
Double scale
Find third proportional to 415,836 and 579,376
Similar ratio
Find third proportional to 623,750.63 and 869,059.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.