Finding the Fourth Proportional to 248,576.43, 343,025.82 and 151,942.08
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Solution
The fourth proportional to 248,576.43, 343,025.82 and 151,942.08 is: 209,674.17
Step by Step Solution
- Step 1: Write the proportion equation
248,576.43 : 343,025.82 = 151,942.08 : x - Step 2: Convert to fraction form
248,576.43/343,025.82 = 151,942.08/x - Step 3: Cross multiply
248,576.43x = 343,025.82 × 151,942.08 - Step 4: Simplify right side
248,576.43x = 52,120,056,584.51 - Step 5: Solve for x
x = 52,120,056,584.51/248,576.43 - Step 6: Final answer
x = 209,674.17
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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.