Finding the Fourth Proportional to 332,125.20, 498,187.80 and 191,719.80
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Solution
The fourth proportional to 332,125.20, 498,187.80 and 191,719.80 is: 287,579.70
Step by Step Solution
- Step 1: Write the proportion equation
332,125.20 : 498,187.80 = 191,719.80 : x - Step 2: Convert to fraction form
332,125.20/498,187.80 = 191,719.80/x - Step 3: Cross multiply
332,125.20x = 498,187.80 × 191,719.80 - Step 4: Simplify right side
332,125.20x = 95,512,465,378.44 - Step 5: Solve for x
x = 95,512,465,378.44/332,125.20 - Step 6: Final answer
x = 287,579.70
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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.