Finding the Fourth Proportional to 331,173.24, 457,027.98 and 180,276.60
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Solution
The fourth proportional to 331,173.24, 457,027.98 and 180,276.60 is: 248,786.56
Step by Step Solution
- Step 1: Write the proportion equation
331,173.24 : 457,027.98 = 180,276.60 : x - Step 2: Convert to fraction form
331,173.24/457,027.98 = 180,276.60/x - Step 3: Cross multiply
331,173.24x = 457,027.98 × 180,276.60 - Step 4: Simplify right side
331,173.24x = 82,391,450,339.27 - Step 5: Solve for x
x = 82,391,450,339.27/331,173.24 - Step 6: Final answer
x = 248,786.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.