Finding the Fourth Proportional to 329,524.20, 494,310.60 and 119,134.80
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Solution
The fourth proportional to 329,524.20, 494,310.60 and 119,134.80 is: 178,710.99
Step by Step Solution
- Step 1: Write the proportion equation
329,524.20 : 494,310.60 = 119,134.80 : x - Step 2: Convert to fraction form
329,524.20/494,310.60 = 119,134.80/x - Step 3: Cross multiply
329,524.20x = 494,310.60 × 119,134.80 - Step 4: Simplify right side
329,524.20x = 58,889,594,468.88 - Step 5: Solve for x
x = 58,889,594,468.88/329,524.20 - Step 6: Final answer
x = 178,710.99
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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.