Finding the Fourth Proportional to 402,234.92, 603,352.26 and 102,704.80
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Solution
The fourth proportional to 402,234.92, 603,352.26 and 102,704.80 is: 154,057.17
Step by Step Solution
- Step 1: Write the proportion equation
402,234.92 : 603,352.26 = 102,704.80 : x - Step 2: Convert to fraction form
402,234.92/603,352.26 = 102,704.80/x - Step 3: Cross multiply
402,234.92x = 603,352.26 × 102,704.80 - Step 4: Simplify right side
402,234.92x = 61,967,173,192.85 - Step 5: Solve for x
x = 61,967,173,192.85/402,234.92 - Step 6: Final answer
x = 154,057.17
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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.