Finding the Fourth Proportional to 331,251.59, 457,138.44 and 186,082.99
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Solution
The fourth proportional to 331,251.59, 457,138.44 and 186,082.99 is: 256,800.84
Step by Step Solution
- Step 1: Write the proportion equation
331,251.59 : 457,138.44 = 186,082.99 : x - Step 2: Convert to fraction form
331,251.59/457,138.44 = 186,082.99/x - Step 3: Cross multiply
331,251.59x = 457,138.44 × 186,082.99 - Step 4: Simplify right side
331,251.59x = 85,065,686,616.29 - Step 5: Solve for x
x = 85,065,686,616.29/331,251.59 - Step 6: Final answer
x = 256,800.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.