Finding the Third Proportional to 427,008 and 919,992
Calculator
Solution
The third proportional to 427,008 and 919,992 is: 1,982,129.80
Step by Step Solution
- Step 1: Write the proportion equation
427,008 : 919,992 = 919,992 : x - Step 2: Convert to fraction form
427,008/919,992 = 919,992/x - Step 3: Cross multiply
427,008x = 919,992 × 919,992 - Step 4: Simplify right side
427,008x = 846,385,280,064 - Step 5: Solve for x
x = 846,385,280,064/427,008 - Step 6: Final answer
x = 1,982,129.80
Related Problems
Find third proportional to 213,504 and 459,996
Half scale
Find third proportional to 854,016 and 1,839,984
Double scale
Find third proportional to 427,010 and 919,996
Similar ratio
Find third proportional to 640,512 and 1,379,988
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.