Finding the Third Proportional to 264,912.75 and 378,339.75
Calculator
Solution
The third proportional to 264,912.75 and 378,339.75 is: 540,332.49
Step by Step Solution
- Step 1: Write the proportion equation
264,912.75 : 378,339.75 = 378,339.75 : x - Step 2: Convert to fraction form
264,912.75/378,339.75 = 378,339.75/x - Step 3: Cross multiply
264,912.75x = 378,339.75 × 378,339.75 - Step 4: Simplify right side
264,912.75x = 143,140,966,430.06 - Step 5: Solve for x
x = 143,140,966,430.06/264,912.75 - Step 6: Final answer
x = 540,332.49
Related Problems
Find third proportional to 132,456.38 and 189,169.88
Half scale
Find third proportional to 529,825.50 and 756,679.50
Double scale
Find third proportional to 264,915 and 378,343
Similar ratio
Find third proportional to 397,369.13 and 567,509.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.