Finding the Fourth Proportional to 317,158.96, 437,689.56 and 181,163.92
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Solution
The fourth proportional to 317,158.96, 437,689.56 and 181,163.92 is: 250,012.03
Step by Step Solution
- Step 1: Write the proportion equation
317,158.96 : 437,689.56 = 181,163.92 : x - Step 2: Convert to fraction form
317,158.96/437,689.56 = 181,163.92/x - Step 3: Cross multiply
317,158.96x = 437,689.56 × 181,163.92 - Step 4: Simplify right side
317,158.96x = 79,293,556,432.68 - Step 5: Solve for x
x = 79,293,556,432.68/317,158.96 - Step 6: Final answer
x = 250,012.03
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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.