Finding the Third Proportional to 307 and 524.50
Calculator
Solution
The third proportional to 307 and 524.50 is: 896.09
Step by Step Solution
- Step 1: Write the proportion equation
307 : 524.50 = 524.50 : x - Step 2: Convert to fraction form
307/524.50 = 524.50/x - Step 3: Cross multiply
307x = 524.50 × 524.50 - Step 4: Simplify right side
307x = 275,100.25 - Step 5: Solve for x
x = 275,100.25/307 - Step 6: Final answer
x = 896.09
Related Problems
Find third proportional to 153.50 and 262.25
Half scale
Find third proportional to 614 and 1,049
Double scale
Find third proportional to 309 and 528
Similar ratio
Find third proportional to 460.50 and 786.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.71) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.