Finding the Fourth Proportional to 292,725.44, 404,027.36 and 165,474.88
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Solution
The fourth proportional to 292,725.44, 404,027.36 and 165,474.88 is: 228,392.79
Step by Step Solution
- Step 1: Write the proportion equation
292,725.44 : 404,027.36 = 165,474.88 : x - Step 2: Convert to fraction form
292,725.44/404,027.36 = 165,474.88/x - Step 3: Cross multiply
292,725.44x = 404,027.36 × 165,474.88 - Step 4: Simplify right side
292,725.44x = 66,856,378,912.72 - Step 5: Solve for x
x = 66,856,378,912.72/292,725.44 - Step 6: Final answer
x = 228,392.79
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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.