Finding the Fourth Proportional to 288,166.08, 397,879.92 and 186,251.88
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Solution
The fourth proportional to 288,166.08, 397,879.92 and 186,251.88 is: 257,163.80
Step by Step Solution
- Step 1: Write the proportion equation
288,166.08 : 397,879.92 = 186,251.88 : x - Step 2: Convert to fraction form
288,166.08/397,879.92 = 186,251.88/x - Step 3: Cross multiply
288,166.08x = 397,879.92 × 186,251.88 - Step 4: Simplify right side
288,166.08x = 74,105,883,114.25 - Step 5: Solve for x
x = 74,105,883,114.25/288,166.08 - Step 6: Final answer
x = 257,163.80
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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.