Finding the Fourth Proportional to 355,234.07, 490,230.09 and 194,099.09
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Solution
The fourth proportional to 355,234.07, 490,230.09 and 194,099.09 is: 267,860.60
Step by Step Solution
- Step 1: Write the proportion equation
355,234.07 : 490,230.09 = 194,099.09 : x - Step 2: Convert to fraction form
355,234.07/490,230.09 = 194,099.09/x - Step 3: Cross multiply
355,234.07x = 490,230.09 × 194,099.09 - Step 4: Simplify right side
355,234.07x = 95,153,211,908.47 - Step 5: Solve for x
x = 95,153,211,908.47/355,234.07 - Step 6: Final answer
x = 267,860.60
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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.