Finding the Fourth Proportional to 288,166.14, 397,621.71 and 160,841.70
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Solution
The fourth proportional to 288,166.14, 397,621.71 and 160,841.70 is: 221,935.00
Step by Step Solution
- Step 1: Write the proportion equation
288,166.14 : 397,621.71 = 160,841.70 : x - Step 2: Convert to fraction form
288,166.14/397,621.71 = 160,841.70/x - Step 3: Cross multiply
288,166.14x = 397,621.71 × 160,841.70 - Step 4: Simplify right side
288,166.14x = 63,954,151,793.31 - Step 5: Solve for x
x = 63,954,151,793.31/288,166.14 - Step 6: Final answer
x = 221,935.00
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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.