Finding the Fourth Proportional to 288,799.44, 398,552.04 and 161,497.68
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Solution
The fourth proportional to 288,799.44, 398,552.04 and 161,497.68 is: 222,871.73
Step by Step Solution
- Step 1: Write the proportion equation
288,799.44 : 398,552.04 = 161,497.68 : x - Step 2: Convert to fraction form
288,799.44/398,552.04 = 161,497.68/x - Step 3: Cross multiply
288,799.44x = 398,552.04 × 161,497.68 - Step 4: Simplify right side
288,799.44x = 64,365,229,819.27 - Step 5: Solve for x
x = 64,365,229,819.27/288,799.44 - Step 6: Final answer
x = 222,871.73
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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.