Finding the Third Proportional to 204.50 and 442.50
Calculator
Solution
The third proportional to 204.50 and 442.50 is: 957.49
Step by Step Solution
- Step 1: Write the proportion equation
204.50 : 442.50 = 442.50 : x - Step 2: Convert to fraction form
204.50/442.50 = 442.50/x - Step 3: Cross multiply
204.50x = 442.50 × 442.50 - Step 4: Simplify right side
204.50x = 195,806.25 - Step 5: Solve for x
x = 195,806.25/204.50 - Step 6: Final answer
x = 957.49
Related Problems
Find third proportional to 102.25 and 221.25
Half scale
Find third proportional to 409 and 885
Double scale
Find third proportional to 207 and 447
Similar ratio
Find third proportional to 306.75 and 663.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.