Finding the Fourth Proportional to 327,125.48, 490,687.60 and 102,503.12
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Solution
The fourth proportional to 327,125.48, 490,687.60 and 102,503.12 is: 153,754.48
Step by Step Solution
- Step 1: Write the proportion equation
327,125.48 : 490,687.60 = 102,503.12 : x - Step 2: Convert to fraction form
327,125.48/490,687.60 = 102,503.12/x - Step 3: Cross multiply
327,125.48x = 490,687.60 × 102,503.12 - Step 4: Simplify right side
327,125.48x = 50,297,007,491.87 - Step 5: Solve for x
x = 50,297,007,491.87/327,125.48 - Step 6: Final answer
x = 153,754.48
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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.