Finding the Fourth Proportional to 317,010.63, 437,519.42 and 196,190.82
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Solution
The fourth proportional to 317,010.63, 437,519.42 and 196,190.82 is: 270,771.03
Step by Step Solution
- Step 1: Write the proportion equation
317,010.63 : 437,519.42 = 196,190.82 : x - Step 2: Convert to fraction form
317,010.63/437,519.42 = 196,190.82/x - Step 3: Cross multiply
317,010.63x = 437,519.42 × 196,190.82 - Step 4: Simplify right side
317,010.63x = 85,837,293,775.72 - Step 5: Solve for x
x = 85,837,293,775.72/317,010.63 - Step 6: Final answer
x = 270,771.03
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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.