Finding the Third Proportional to 146,859 and 310,863
Calculator
Solution
The third proportional to 146,859 and 310,863 is: 658,017.59
Step by Step Solution
- Step 1: Write the proportion equation
146,859 : 310,863 = 310,863 : x - Step 2: Convert to fraction form
146,859/310,863 = 310,863/x - Step 3: Cross multiply
146,859x = 310,863 × 310,863 - Step 4: Simplify right side
146,859x = 96,635,804,769 - Step 5: Solve for x
x = 96,635,804,769/146,859 - Step 6: Final answer
x = 658,017.59
Related Problems
Find third proportional to 73,429.50 and 155,431.50
Half scale
Find third proportional to 293,718 and 621,726
Double scale
Find third proportional to 146,861 and 310,867
Similar ratio
Find third proportional to 220,288.50 and 466,294.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.