Finding the Third Proportional to 243,199.97 and 365,578.31
Calculator
Solution
The third proportional to 243,199.97 and 365,578.31 is: 549,537.50
Step by Step Solution
- Step 1: Write the proportion equation
243,199.97 : 365,578.31 = 365,578.31 : x - Step 2: Convert to fraction form
243,199.97/365,578.31 = 365,578.31/x - Step 3: Cross multiply
243,199.97x = 365,578.31 × 365,578.31 - Step 4: Simplify right side
243,199.97x = 133,647,502,570.35 - Step 5: Solve for x
x = 133,647,502,570.35/243,199.97 - Step 6: Final answer
x = 549,537.50
Related Problems
Find third proportional to 121,599.98 and 182,789.16
Half scale
Find third proportional to 486,399.94 and 731,156.63
Double scale
Find third proportional to 243,202 and 365,581
Similar ratio
Find third proportional to 364,799.95 and 548,367.47
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.