Finding the Fourth Proportional to 331,151.24, 496,800.93 and 120,789.18
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Solution
The fourth proportional to 331,151.24, 496,800.93 and 120,789.18 is: 181,210.79
Step by Step Solution
- Step 1: Write the proportion equation
331,151.24 : 496,800.93 = 120,789.18 : x - Step 2: Convert to fraction form
331,151.24/496,800.93 = 120,789.18/x - Step 3: Cross multiply
331,151.24x = 496,800.93 × 120,789.18 - Step 4: Simplify right side
331,151.24x = 60,008,176,957.94 - Step 5: Solve for x
x = 60,008,176,957.94/331,151.24 - Step 6: Final answer
x = 181,210.79
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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.