Finding the Fourth Proportional to 331,277.56, 496,846.50 and 106,658.08
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Solution
The fourth proportional to 331,277.56, 496,846.50 and 106,658.08 is: 159,964.63
Step by Step Solution
- Step 1: Write the proportion equation
331,277.56 : 496,846.50 = 106,658.08 : x - Step 2: Convert to fraction form
331,277.56/496,846.50 = 106,658.08/x - Step 3: Cross multiply
331,277.56x = 496,846.50 × 106,658.08 - Step 4: Simplify right side
331,277.56x = 52,992,693,744.72 - Step 5: Solve for x
x = 52,992,693,744.72/331,277.56 - Step 6: Final answer
x = 159,964.63
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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.