Finding the Fourth Proportional to 246,231.91, 339,721.86 and 194,384.64
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Solution
The fourth proportional to 246,231.91, 339,721.86 and 194,384.64 is: 268,189.09
Step by Step Solution
- Step 1: Write the proportion equation
246,231.91 : 339,721.86 = 194,384.64 : x - Step 2: Convert to fraction form
246,231.91/339,721.86 = 194,384.64/x - Step 3: Cross multiply
246,231.91x = 339,721.86 × 194,384.64 - Step 4: Simplify right side
246,231.91x = 66,036,711,456.23 - Step 5: Solve for x
x = 66,036,711,456.23/246,231.91 - Step 6: Final answer
x = 268,189.09
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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.