Finding the Fourth Proportional to 263,034.70, 394,714.05 and 113,346.70
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Solution
The fourth proportional to 263,034.70, 394,714.05 and 113,346.70 is: 170,089.86
Step by Step Solution
- Step 1: Write the proportion equation
263,034.70 : 394,714.05 = 113,346.70 : x - Step 2: Convert to fraction form
263,034.70/394,714.05 = 113,346.70/x - Step 3: Cross multiply
263,034.70x = 394,714.05 × 113,346.70 - Step 4: Simplify right side
263,034.70x = 44,739,535,011.14 - Step 5: Solve for x
x = 44,739,535,011.14/263,034.70 - Step 6: Final answer
x = 170,089.86
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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.