Finding the Fourth Proportional to 226,819.42, 339,397.02 and 189,286.84
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Solution
The fourth proportional to 226,819.42, 339,397.02 and 189,286.84 is: 283,235.84
Step by Step Solution
- Step 1: Write the proportion equation
226,819.42 : 339,397.02 = 189,286.84 : x - Step 2: Convert to fraction form
226,819.42/339,397.02 = 189,286.84/x - Step 3: Cross multiply
226,819.42x = 339,397.02 × 189,286.84 - Step 4: Simplify right side
226,819.42x = 64,243,389,421.22 - Step 5: Solve for x
x = 64,243,389,421.22/226,819.42 - Step 6: Final answer
x = 283,235.84
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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.