Finding the Fourth Proportional to 365,990.21, 504,951.36 and 204,819.65
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Solution
The fourth proportional to 365,990.21, 504,951.36 and 204,819.65 is: 282,586.69
Step by Step Solution
- Step 1: Write the proportion equation
365,990.21 : 504,951.36 = 204,819.65 : x - Step 2: Convert to fraction form
365,990.21/504,951.36 = 204,819.65/x - Step 3: Cross multiply
365,990.21x = 504,951.36 × 204,819.65 - Step 4: Simplify right side
365,990.21x = 103,423,960,822.22 - Step 5: Solve for x
x = 103,423,960,822.22/365,990.21 - Step 6: Final answer
x = 282,586.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.