Finding the Third Proportional to 376 and 531
Calculator
Solution
The third proportional to 376 and 531 is: 749.90
Step by Step Solution
- Step 1: Write the proportion equation
376 : 531 = 531 : x - Step 2: Convert to fraction form
376/531 = 531/x - Step 3: Cross multiply
376x = 531 × 531 - Step 4: Simplify right side
376x = 281,961 - Step 5: Solve for x
x = 281,961/376 - Step 6: Final answer
x = 749.90
Related Problems
Find third proportional to 188 and 265.50
Half scale
Find third proportional to 752 and 1,062
Double scale
Find third proportional to 378 and 534
Similar ratio
Find third proportional to 564 and 796.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.