Finding the Fourth Proportional to 365,775.99, 548,716.38 and 113,078.46
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Solution
The fourth proportional to 365,775.99, 548,716.38 and 113,078.46 is: 169,633.89
Step by Step Solution
- Step 1: Write the proportion equation
365,775.99 : 548,716.38 = 113,078.46 : x - Step 2: Convert to fraction form
365,775.99/548,716.38 = 113,078.46/x - Step 3: Cross multiply
365,775.99x = 548,716.38 × 113,078.46 - Step 4: Simplify right side
365,775.99x = 62,048,004,860.82 - Step 5: Solve for x
x = 62,048,004,860.82/365,775.99 - Step 6: Final answer
x = 169,633.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.