Finding the Fourth Proportional to 288,187.60, 432,302.13 and 110,694.62
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Solution
The fourth proportional to 288,187.60, 432,302.13 and 110,694.62 is: 166,049.89
Step by Step Solution
- Step 1: Write the proportion equation
288,187.60 : 432,302.13 = 110,694.62 : x - Step 2: Convert to fraction form
288,187.60/432,302.13 = 110,694.62/x - Step 3: Cross multiply
288,187.60x = 432,302.13 × 110,694.62 - Step 4: Simplify right side
288,187.60x = 47,853,517,844.03 - Step 5: Solve for x
x = 47,853,517,844.03/288,187.60 - Step 6: Final answer
x = 166,049.89
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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.