Finding the Fourth Proportional to 246,212.20, 368,540.70 and 193,335.40
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Solution
The fourth proportional to 246,212.20, 368,540.70 and 193,335.40 is: 289,392.50
Step by Step Solution
- Step 1: Write the proportion equation
246,212.20 : 368,540.70 = 193,335.40 : x - Step 2: Convert to fraction form
246,212.20/368,540.70 = 193,335.40/x - Step 3: Cross multiply
246,212.20x = 368,540.70 × 193,335.40 - Step 4: Simplify right side
246,212.20x = 71,251,963,650.78 - Step 5: Solve for x
x = 71,251,963,650.78/246,212.20 - Step 6: Final answer
x = 289,392.50
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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.