Finding the Fourth Proportional to 246,432.14, 340,149.06 and 144,479.73
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Solution
The fourth proportional to 246,432.14, 340,149.06 and 144,479.73 is: 199,424.66
Step by Step Solution
- Step 1: Write the proportion equation
246,432.14 : 340,149.06 = 144,479.73 : x - Step 2: Convert to fraction form
246,432.14/340,149.06 = 144,479.73/x - Step 3: Cross multiply
246,432.14x = 340,149.06 × 144,479.73 - Step 4: Simplify right side
246,432.14x = 49,144,644,348.55 - Step 5: Solve for x
x = 49,144,644,348.55/246,432.14 - Step 6: Final answer
x = 199,424.66
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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.