Finding the Third Proportional to 534,980 and 831,036
Calculator
Solution
The third proportional to 534,980 and 831,036 is: 1,290,928.32
Step by Step Solution
- Step 1: Write the proportion equation
534,980 : 831,036 = 831,036 : x - Step 2: Convert to fraction form
534,980/831,036 = 831,036/x - Step 3: Cross multiply
534,980x = 831,036 × 831,036 - Step 4: Simplify right side
534,980x = 690,620,833,296 - Step 5: Solve for x
x = 690,620,833,296/534,980 - Step 6: Final answer
x = 1,290,928.32
Related Problems
Find third proportional to 267,490 and 415,518
Half scale
Find third proportional to 1,069,960 and 1,662,072
Double scale
Find third proportional to 534,982 and 831,039
Similar ratio
Find third proportional to 802,470 and 1,246,554
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.