Finding the Fourth Proportional to 313,951.30, 471,052.91 and 114,285.49
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Solution
The fourth proportional to 313,951.30, 471,052.91 and 114,285.49 is: 171,474.09
Step by Step Solution
- Step 1: Write the proportion equation
313,951.30 : 471,052.91 = 114,285.49 : x - Step 2: Convert to fraction form
313,951.30/471,052.91 = 114,285.49/x - Step 3: Cross multiply
313,951.30x = 471,052.91 × 114,285.49 - Step 4: Simplify right side
313,951.30x = 53,834,511,743.36 - Step 5: Solve for x
x = 53,834,511,743.36/313,951.30 - Step 6: Final answer
x = 171,474.09
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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.