Finding the Fourth Proportional to 332,135.20, 498,202.80 and 191,729.80
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Solution
The fourth proportional to 332,135.20, 498,202.80 and 191,729.80 is: 287,594.70
Step by Step Solution
- Step 1: Write the proportion equation
332,135.20 : 498,202.80 = 191,729.80 : x - Step 2: Convert to fraction form
332,135.20/498,202.80 = 191,729.80/x - Step 3: Cross multiply
332,135.20x = 498,202.80 × 191,729.80 - Step 4: Simplify right side
332,135.20x = 95,520,323,203.44 - Step 5: Solve for x
x = 95,520,323,203.44/332,135.20 - Step 6: Final answer
x = 287,594.70
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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.