Finding the Fourth Proportional to 246,440.09, 339,930.74 and 161,562.62
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Solution
The fourth proportional to 246,440.09, 339,930.74 and 161,562.62 is: 222,853.76
Step by Step Solution
- Step 1: Write the proportion equation
246,440.09 : 339,930.74 = 161,562.62 : x - Step 2: Convert to fraction form
246,440.09/339,930.74 = 161,562.62/x - Step 3: Cross multiply
246,440.09x = 339,930.74 × 161,562.62 - Step 4: Simplify right side
246,440.09x = 54,920,100,165.13 - Step 5: Solve for x
x = 54,920,100,165.13/246,440.09 - Step 6: Final answer
x = 222,853.76
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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.