Finding the Third Proportional to 433.50 and 663
Calculator
Solution
The third proportional to 433.50 and 663 is: 1,014
Step by Step Solution
- Step 1: Write the proportion equation
433.50 : 663 = 663 : x - Step 2: Convert to fraction form
433.50/663 = 663/x - Step 3: Cross multiply
433.50x = 663 × 663 - Step 4: Simplify right side
433.50x = 439,569 - Step 5: Solve for x
x = 439,569/433.50 - Step 6: Final answer
x = 1,014
Related Problems
Find third proportional to 216.75 and 331.50
Half scale
Find third proportional to 867 and 1,326
Double scale
Find third proportional to 436 and 666
Similar ratio
Find third proportional to 650.25 and 994.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.