Finding the Fourth Proportional to 362,201.28, 543,659.48 and 271,930.02
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Solution
The fourth proportional to 362,201.28, 543,659.48 and 271,930.02 is: 408,163.48
Step by Step Solution
- Step 1: Write the proportion equation
362,201.28 : 543,659.48 = 271,930.02 : x - Step 2: Convert to fraction form
362,201.28/543,659.48 = 271,930.02/x - Step 3: Cross multiply
362,201.28x = 543,659.48 × 271,930.02 - Step 4: Simplify right side
362,201.28x = 147,837,333,269.59 - Step 5: Solve for x
x = 147,837,333,269.59/362,201.28 - Step 6: Final answer
x = 408,163.48
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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.