Finding the Fourth Proportional to 244,006.28, 336,729.84 and 136,578.44
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Solution
The fourth proportional to 244,006.28, 336,729.84 and 136,578.44 is: 188,478.90
Step by Step Solution
- Step 1: Write the proportion equation
244,006.28 : 336,729.84 = 136,578.44 : x - Step 2: Convert to fraction form
244,006.28/336,729.84 = 136,578.44/x - Step 3: Cross multiply
244,006.28x = 336,729.84 × 136,578.44 - Step 4: Simplify right side
244,006.28x = 45,990,036,248.65 - Step 5: Solve for x
x = 45,990,036,248.65/244,006.28 - Step 6: Final answer
x = 188,478.90
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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.