Finding the Fourth Proportional to 329,042.05, 493,560.79 and 92,384.96
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Solution
The fourth proportional to 329,042.05, 493,560.79 and 92,384.96 is: 138,576.79
Step by Step Solution
- Step 1: Write the proportion equation
329,042.05 : 493,560.79 = 92,384.96 : x - Step 2: Convert to fraction form
329,042.05/493,560.79 = 92,384.96/x - Step 3: Cross multiply
329,042.05x = 493,560.79 × 92,384.96 - Step 4: Simplify right side
329,042.05x = 45,597,591,662.62 - Step 5: Solve for x
x = 45,597,591,662.62/329,042.05 - Step 6: Final answer
x = 138,576.79
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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.