Finding the Fourth Proportional to 288,134.52, 432,067.14 and 168,226.09
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Solution
The fourth proportional to 288,134.52, 432,067.14 and 168,226.09 is: 252,260.53
Step by Step Solution
- Step 1: Write the proportion equation
288,134.52 : 432,067.14 = 168,226.09 : x - Step 2: Convert to fraction form
288,134.52/432,067.14 = 168,226.09/x - Step 3: Cross multiply
288,134.52x = 432,067.14 × 168,226.09 - Step 4: Simplify right side
288,134.52x = 72,684,965,241.57 - Step 5: Solve for x
x = 72,684,965,241.57/288,134.52 - Step 6: Final answer
x = 252,260.53
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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.