Finding the Third Proportional to 305,154 and 443,880
Calculator
Solution
The third proportional to 305,154 and 443,880 is: 645,672.20
Step by Step Solution
- Step 1: Write the proportion equation
305,154 : 443,880 = 443,880 : x - Step 2: Convert to fraction form
305,154/443,880 = 443,880/x - Step 3: Cross multiply
305,154x = 443,880 × 443,880 - Step 4: Simplify right side
305,154x = 197,029,454,400 - Step 5: Solve for x
x = 197,029,454,400/305,154 - Step 6: Final answer
x = 645,672.20
Related Problems
Find third proportional to 152,577 and 221,940
Half scale
Find third proportional to 610,308 and 887,760
Double scale
Find third proportional to 305,156 and 443,883
Similar ratio
Find third proportional to 457,731 and 665,820
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.