Finding the Fourth Proportional to 332,235.18, 498,418.41 and 121,874.94
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Solution
The fourth proportional to 332,235.18, 498,418.41 and 121,874.94 is: 182,836.49
Step by Step Solution
- Step 1: Write the proportion equation
332,235.18 : 498,418.41 = 121,874.94 : x - Step 2: Convert to fraction form
332,235.18/498,418.41 = 121,874.94/x - Step 3: Cross multiply
332,235.18x = 498,418.41 × 121,874.94 - Step 4: Simplify right side
332,235.18x = 60,744,713,813.65 - Step 5: Solve for x
x = 60,744,713,813.65/332,235.18 - Step 6: Final answer
x = 182,836.49
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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.