Finding the Fourth Proportional to 736,678.47, 1,104,908.34 and 204,143.97
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Solution
The fourth proportional to 736,678.47, 1,104,908.34 and 204,143.97 is: 306,185.65
Step by Step Solution
- Step 1: Write the proportion equation
736,678.47 : 1,104,908.34 = 204,143.97 : x - Step 2: Convert to fraction form
736,678.47/1,104,908.34 = 204,143.97/x - Step 3: Cross multiply
736,678.47x = 1,104,908.34 × 204,143.97 - Step 4: Simplify right side
736,678.47x = 225,560,375,013.71 - Step 5: Solve for x
x = 225,560,375,013.71/736,678.47 - Step 6: Final answer
x = 306,185.65
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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.