Finding the Fourth Proportional to 355,099.05, 490,034.19 and 193,954.14
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Solution
The fourth proportional to 355,099.05, 490,034.19 and 193,954.14 is: 267,655.35
Step by Step Solution
- Step 1: Write the proportion equation
355,099.05 : 490,034.19 = 193,954.14 : x - Step 2: Convert to fraction form
355,099.05/490,034.19 = 193,954.14/x - Step 3: Cross multiply
355,099.05x = 490,034.19 × 193,954.14 - Step 4: Simplify right side
355,099.05x = 95,044,159,892.05 - Step 5: Solve for x
x = 95,044,159,892.05/355,099.05 - Step 6: Final answer
x = 267,655.35
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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.