Finding the Fourth Proportional to 263,824.96, 394,791.46 and 228,408.09
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Solution
The fourth proportional to 263,824.96, 394,791.46 and 228,408.09 is: 341,793.15
Step by Step Solution
- Step 1: Write the proportion equation
263,824.96 : 394,791.46 = 228,408.09 : x - Step 2: Convert to fraction form
263,824.96/394,791.46 = 228,408.09/x - Step 3: Cross multiply
263,824.96x = 394,791.46 × 228,408.09 - Step 4: Simplify right side
263,824.96x = 90,173,563,326.91 - Step 5: Solve for x
x = 90,173,563,326.91/263,824.96 - Step 6: Final answer
x = 341,793.15
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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.