Finding the Fourth Proportional to 317,257.14, 475,251.18 and 190,827.54
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Solution
The fourth proportional to 317,257.14, 475,251.18 and 190,827.54 is: 285,859.65
Step by Step Solution
- Step 1: Write the proportion equation
317,257.14 : 475,251.18 = 190,827.54 : x - Step 2: Convert to fraction form
317,257.14/475,251.18 = 190,827.54/x - Step 3: Cross multiply
317,257.14x = 475,251.18 × 190,827.54 - Step 4: Simplify right side
317,257.14x = 90,691,013,561.50 - Step 5: Solve for x
x = 90,691,013,561.50/317,257.14 - Step 6: Final answer
x = 285,859.65
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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.