Finding the Fourth Proportional to 323,893.43, 485,826.11 and 110,680.37
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Solution
The fourth proportional to 323,893.43, 485,826.11 and 110,680.37 is: 166,015.75
Step by Step Solution
- Step 1: Write the proportion equation
323,893.43 : 485,826.11 = 110,680.37 : x - Step 2: Convert to fraction form
323,893.43/485,826.11 = 110,680.37/x - Step 3: Cross multiply
323,893.43x = 485,826.11 × 110,680.37 - Step 4: Simplify right side
323,893.43x = 53,771,410,627.93 - Step 5: Solve for x
x = 53,771,410,627.93/323,893.43 - Step 6: Final answer
x = 166,015.75
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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.