Finding the Fourth Proportional to 327,634.74, 491,275.94 and 192,745.44
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Solution
The fourth proportional to 327,634.74, 491,275.94 and 192,745.44 is: 289,014.52
Step by Step Solution
- Step 1: Write the proportion equation
327,634.74 : 491,275.94 = 192,745.44 : x - Step 2: Convert to fraction form
327,634.74/491,275.94 = 192,745.44/x - Step 3: Cross multiply
327,634.74x = 491,275.94 × 192,745.44 - Step 4: Simplify right side
327,634.74x = 94,691,196,252.99 - Step 5: Solve for x
x = 94,691,196,252.99/327,634.74 - Step 6: Final answer
x = 289,014.52
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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.