Finding the Fourth Proportional to 323,861.11, 485,847.02 and 110,617.31
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Solution
The fourth proportional to 323,861.11, 485,847.02 and 110,617.31 is: 165,944.88
Step by Step Solution
- Step 1: Write the proportion equation
323,861.11 : 485,847.02 = 110,617.31 : x - Step 2: Convert to fraction form
323,861.11/485,847.02 = 110,617.31/x - Step 3: Cross multiply
323,861.11x = 485,847.02 × 110,617.31 - Step 4: Simplify right side
323,861.11x = 53,743,091,915.08 - Step 5: Solve for x
x = 53,743,091,915.08/323,861.11 - Step 6: Final answer
x = 165,944.88
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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.