Finding the Third Proportional to 209,769.75 and 327,219.75
Calculator
Solution
The third proportional to 209,769.75 and 327,219.75 is: 510,429.96
Step by Step Solution
- Step 1: Write the proportion equation
209,769.75 : 327,219.75 = 327,219.75 : x - Step 2: Convert to fraction form
209,769.75/327,219.75 = 327,219.75/x - Step 3: Cross multiply
209,769.75x = 327,219.75 × 327,219.75 - Step 4: Simplify right side
209,769.75x = 107,072,764,790.06 - Step 5: Solve for x
x = 107,072,764,790.06/209,769.75 - Step 6: Final answer
x = 510,429.96
Related Problems
Find third proportional to 104,884.88 and 163,609.88
Half scale
Find third proportional to 419,539.50 and 654,439.50
Double scale
Find third proportional to 209,772 and 327,223
Similar ratio
Find third proportional to 314,654.63 and 490,829.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.