Finding the Fourth Proportional to 288,169.36, 432,274.79 and 110,676.38
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Solution
The fourth proportional to 288,169.36, 432,274.79 and 110,676.38 is: 166,022.53
Step by Step Solution
- Step 1: Write the proportion equation
288,169.36 : 432,274.79 = 110,676.38 : x - Step 2: Convert to fraction form
288,169.36/432,274.79 = 110,676.38/x - Step 3: Cross multiply
288,169.36x = 432,274.79 × 110,676.38 - Step 4: Simplify right side
288,169.36x = 47,842,607,037.78 - Step 5: Solve for x
x = 47,842,607,037.78/288,169.36 - Step 6: Final answer
x = 166,022.53
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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.