Finding the Third Proportional to 386,338 and 590,992.50
Calculator
Solution
The third proportional to 386,338 and 590,992.50 is: 904,058.45
Step by Step Solution
- Step 1: Write the proportion equation
386,338 : 590,992.50 = 590,992.50 : x - Step 2: Convert to fraction form
386,338/590,992.50 = 590,992.50/x - Step 3: Cross multiply
386,338x = 590,992.50 × 590,992.50 - Step 4: Simplify right side
386,338x = 349,272,135,056.25 - Step 5: Solve for x
x = 349,272,135,056.25/386,338 - Step 6: Final answer
x = 904,058.45
Related Problems
Find third proportional to 193,169 and 295,496.25
Half scale
Find third proportional to 772,676 and 1,181,985
Double scale
Find third proportional to 386,340 and 590,996
Similar ratio
Find third proportional to 579,507 and 886,488.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.