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Finding the Fourth Proportional to 284,540.54, 392,632.26 and 169,797.92

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Solution

The fourth proportional to 284,540.54, 392,632.26 and 169,797.92 is: 234,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,540.54 : 392,632.26 = 169,797.92 : x
  2. Step 2: Convert to fraction form
    284,540.54/392,632.26 = 169,797.92/x
  3. Step 3: Cross multiply
    284,540.54x = 392,632.26 × 169,797.92
  4. Step 4: Simplify right side
    284,540.54x = 66,668,141,072.90
  5. Step 5: Solve for x
    x = 66,668,141,072.90/284,540.54
  6. Step 6: Final answer
    x = 234,301.03

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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.