Finding the Fourth Proportional to 331,351.16, 496,754.58 and 120,854.84
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Solution
The fourth proportional to 331,351.16, 496,754.58 and 120,854.84 is: 181,182.99
Step by Step Solution
- Step 1: Write the proportion equation
331,351.16 : 496,754.58 = 120,854.84 : x - Step 2: Convert to fraction form
331,351.16/496,754.58 = 120,854.84/x - Step 3: Cross multiply
331,351.16x = 496,754.58 × 120,854.84 - Step 4: Simplify right side
331,351.16x = 60,035,195,285.17 - Step 5: Solve for x
x = 60,035,195,285.17/331,351.16 - Step 6: Final answer
x = 181,182.99
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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.