Finding the Fourth Proportional to 331,228.01, 496,850.18 and 120,865.88
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Solution
The fourth proportional to 331,228.01, 496,850.18 and 120,865.88 is: 181,301.79
Step by Step Solution
- Step 1: Write the proportion equation
331,228.01 : 496,850.18 = 120,865.88 : x - Step 2: Convert to fraction form
331,228.01/496,850.18 = 120,865.88/x - Step 3: Cross multiply
331,228.01x = 496,850.18 × 120,865.88 - Step 4: Simplify right side
331,228.01x = 60,052,231,145.28 - Step 5: Solve for x
x = 60,052,231,145.28/331,228.01 - Step 6: Final answer
x = 181,301.79
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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.