Finding the Fourth Proportional to 396,033.22, 546,491.97 and 226,234.18
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Solution
The fourth proportional to 396,033.22, 546,491.97 and 226,234.18 is: 312,183.82
Step by Step Solution
- Step 1: Write the proportion equation
396,033.22 : 546,491.97 = 226,234.18 : x - Step 2: Convert to fraction form
396,033.22/546,491.97 = 226,234.18/x - Step 3: Cross multiply
396,033.22x = 546,491.97 × 226,234.18 - Step 4: Simplify right side
396,033.22x = 123,635,162,709.54 - Step 5: Solve for x
x = 123,635,162,709.54/396,033.22 - Step 6: Final answer
x = 312,183.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.