Finding the Fourth Proportional to 326,286.20, 450,279.34 and 183,037.70
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Solution
The fourth proportional to 326,286.20, 450,279.34 and 183,037.70 is: 252,594.49
Step by Step Solution
- Step 1: Write the proportion equation
326,286.20 : 450,279.34 = 183,037.70 : x - Step 2: Convert to fraction form
326,286.20/450,279.34 = 183,037.70/x - Step 3: Cross multiply
326,286.20x = 450,279.34 × 183,037.70 - Step 4: Simplify right side
326,286.20x = 82,418,094,751.12 - Step 5: Solve for x
x = 82,418,094,751.12/326,286.20 - Step 6: Final answer
x = 252,594.49
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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.