Finding the Third Proportional to 488.25 and 1,059
Calculator
Solution
The third proportional to 488.25 and 1,059 is: 2,296.94
Step by Step Solution
- Step 1: Write the proportion equation
488.25 : 1,059 = 1,059 : x - Step 2: Convert to fraction form
488.25/1,059 = 1,059/x - Step 3: Cross multiply
488.25x = 1,059 × 1,059 - Step 4: Simplify right side
488.25x = 1,121,481 - Step 5: Solve for x
x = 1,121,481/488.25 - Step 6: Final answer
x = 2,296.94
Related Problems
Find third proportional to 244.13 and 529.50
Half scale
Find third proportional to 976.50 and 2,118
Double scale
Find third proportional to 490 and 1,063
Similar ratio
Find third proportional to 732.38 and 1,588.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.