Finding the Fourth Proportional to 329.09, 493.68 and 97.99
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Solution
The fourth proportional to 329.09, 493.68 and 97.99 is: 147.00
Step by Step Solution
- Step 1: Write the proportion equation
329.09 : 493.68 = 97.99 : x - Step 2: Convert to fraction form
329.09/493.68 = 97.99/x - Step 3: Cross multiply
329.09x = 493.68 × 97.99 - Step 4: Simplify right side
329.09x = 48,375.95 - Step 5: Solve for x
x = 48,375.95/329.09 - Step 6: Final answer
x = 147.00
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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.