Finding the Third Proportional to 281.50 and 533
Calculator
Solution
The third proportional to 281.50 and 533 is: 1,009.20
Step by Step Solution
- Step 1: Write the proportion equation
281.50 : 533 = 533 : x - Step 2: Convert to fraction form
281.50/533 = 533/x - Step 3: Cross multiply
281.50x = 533 × 533 - Step 4: Simplify right side
281.50x = 284,089 - Step 5: Solve for x
x = 284,089/281.50 - Step 6: Final answer
x = 1,009.20
Related Problems
Find third proportional to 140.75 and 266.50
Half scale
Find third proportional to 563 and 1,066
Double scale
Find third proportional to 284 and 537
Similar ratio
Find third proportional to 422.25 and 799.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.