Finding the Fourth Proportional to 217,912.76, 327,145.62 and 185,288.12
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Solution
The fourth proportional to 217,912.76, 327,145.62 and 185,288.12 is: 278,167.27
Step by Step Solution
- Step 1: Write the proportion equation
217,912.76 : 327,145.62 = 185,288.12 : x - Step 2: Convert to fraction form
217,912.76/327,145.62 = 185,288.12/x - Step 3: Cross multiply
217,912.76x = 327,145.62 × 185,288.12 - Step 4: Simplify right side
217,912.76x = 60,616,196,896.03 - Step 5: Solve for x
x = 60,616,196,896.03/217,912.76 - Step 6: Final answer
x = 278,167.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.