Finding the Fourth Proportional to 329,431.08, 494,146.62 and 80,110.92
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Solution
The fourth proportional to 329,431.08, 494,146.62 and 80,110.92 is: 120,166.38
Step by Step Solution
- Step 1: Write the proportion equation
329,431.08 : 494,146.62 = 80,110.92 : x - Step 2: Convert to fraction form
329,431.08/494,146.62 = 80,110.92/x - Step 3: Cross multiply
329,431.08x = 494,146.62 × 80,110.92 - Step 4: Simplify right side
329,431.08x = 39,586,540,343.09 - Step 5: Solve for x
x = 39,586,540,343.09/329,431.08 - Step 6: Final answer
x = 120,166.38
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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.