Finding the Fourth Proportional to 325.99, 489.01 and 94.88
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Solution
The fourth proportional to 325.99, 489.01 and 94.88 is: 142.33
Step by Step Solution
- Step 1: Write the proportion equation
325.99 : 489.01 = 94.88 : x - Step 2: Convert to fraction form
325.99/489.01 = 94.88/x - Step 3: Cross multiply
325.99x = 489.01 × 94.88 - Step 4: Simplify right side
325.99x = 46,398.25 - Step 5: Solve for x
x = 46,398.25/325.99 - Step 6: Final answer
x = 142.33
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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.