Finding the Fourth Proportional to 327,552.30, 491,078.73 and 102,783.09
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Solution
The fourth proportional to 327,552.30, 491,078.73 and 102,783.09 is: 154,096.28
Step by Step Solution
- Step 1: Write the proportion equation
327,552.30 : 491,078.73 = 102,783.09 : x - Step 2: Convert to fraction form
327,552.30/491,078.73 = 102,783.09/x - Step 3: Cross multiply
327,552.30x = 491,078.73 × 102,783.09 - Step 4: Simplify right side
327,552.30x = 50,474,589,302.68 - Step 5: Solve for x
x = 50,474,589,302.68/327,552.30 - Step 6: Final answer
x = 154,096.28
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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.