Finding the Fourth Proportional to 338,063.84, 466,844.16 and 217,414.62
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Solution
The fourth proportional to 338,063.84, 466,844.16 and 217,414.62 is: 300,235.44
Step by Step Solution
- Step 1: Write the proportion equation
338,063.84 : 466,844.16 = 217,414.62 : x - Step 2: Convert to fraction form
338,063.84/466,844.16 = 217,414.62/x - Step 3: Cross multiply
338,063.84x = 466,844.16 × 217,414.62 - Step 4: Simplify right side
338,063.84x = 101,498,745,645.62 - Step 5: Solve for x
x = 101,498,745,645.62/338,063.84 - Step 6: Final answer
x = 300,235.44
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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.