Finding the Fourth Proportional to 365,120.56, 547,743.11 and 162,790.08
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Solution
The fourth proportional to 365,120.56, 547,743.11 and 162,790.08 is: 244,212.88
Step by Step Solution
- Step 1: Write the proportion equation
365,120.56 : 547,743.11 = 162,790.08 : x - Step 2: Convert to fraction form
365,120.56/547,743.11 = 162,790.08/x - Step 3: Cross multiply
365,120.56x = 547,743.11 × 162,790.08 - Step 4: Simplify right side
365,120.56x = 89,167,144,696.35 - Step 5: Solve for x
x = 89,167,144,696.35/365,120.56 - Step 6: Final answer
x = 244,212.88
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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.