Finding the Fourth Proportional to 522,343.08, 783,736.00 and 285,408.97
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Solution
The fourth proportional to 522,343.08, 783,736.00 and 285,408.97 is: 428,234.42
Step by Step Solution
- Step 1: Write the proportion equation
522,343.08 : 783,736.00 = 285,408.97 : x - Step 2: Convert to fraction form
522,343.08/783,736.00 = 285,408.97/x - Step 3: Cross multiply
522,343.08x = 783,736.00 × 285,408.97 - Step 4: Simplify right side
522,343.08x = 223,685,283,444.48 - Step 5: Solve for x
x = 223,685,283,444.48/522,343.08 - Step 6: Final answer
x = 428,234.42
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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.