Finding the Third Proportional to 119,930.63 and 258,319.13
Calculator
Solution
The third proportional to 119,930.63 and 258,319.13 is: 556,394.75
Step by Step Solution
- Step 1: Write the proportion equation
119,930.63 : 258,319.13 = 258,319.13 : x - Step 2: Convert to fraction form
119,930.63/258,319.13 = 258,319.13/x - Step 3: Cross multiply
119,930.63x = 258,319.13 × 258,319.13 - Step 4: Simplify right side
119,930.63x = 66,728,770,340.77 - Step 5: Solve for x
x = 66,728,770,340.77/119,930.63 - Step 6: Final answer
x = 556,394.75
Related Problems
Find third proportional to 59,965.31 and 129,159.56
Half scale
Find third proportional to 239,861.25 and 516,638.25
Double scale
Find third proportional to 119,933 and 258,323
Similar ratio
Find third proportional to 179,895.94 and 387,478.69
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.