Finding the Third Proportional to 208,302 and 311,090
Calculator
Solution
The third proportional to 208,302 and 311,090 is: 464,599.42
Step by Step Solution
- Step 1: Write the proportion equation
208,302 : 311,090 = 311,090 : x - Step 2: Convert to fraction form
208,302/311,090 = 311,090/x - Step 3: Cross multiply
208,302x = 311,090 × 311,090 - Step 4: Simplify right side
208,302x = 96,776,988,100 - Step 5: Solve for x
x = 96,776,988,100/208,302 - Step 6: Final answer
x = 464,599.42
Related Problems
Find third proportional to 104,151 and 155,545
Half scale
Find third proportional to 416,604 and 622,180
Double scale
Find third proportional to 208,304 and 311,093
Similar ratio
Find third proportional to 312,453 and 466,635
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.