Finding the Third Proportional to 359.44 and 516.38
Calculator
Solution
The third proportional to 359.44 and 516.38 is: 741.83
Step by Step Solution
- Step 1: Write the proportion equation
359.44 : 516.38 = 516.38 : x - Step 2: Convert to fraction form
359.44/516.38 = 516.38/x - Step 3: Cross multiply
359.44x = 516.38 × 516.38 - Step 4: Simplify right side
359.44x = 266,643.14 - Step 5: Solve for x
x = 266,643.14/359.44 - Step 6: Final answer
x = 741.83
Related Problems
Find third proportional to 179.72 and 258.19
Half scale
Find third proportional to 718.88 and 1,032.75
Double scale
Find third proportional to 361 and 519
Similar ratio
Find third proportional to 539.16 and 774.56
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.