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Finding the Fourth Proportional to 347,265, 479,287.13 and 204,025.01

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Solution

The fourth proportional to 347,265, 479,287.13 and 204,025.01 is: 281,590.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,265 : 479,287.13 = 204,025.01 : x
  2. Step 2: Convert to fraction form
    347,265/479,287.13 = 204,025.01/x
  3. Step 3: Cross multiply
    347,265x = 479,287.13 × 204,025.01
  4. Step 4: Simplify right side
    347,265x = 97,786,561,491.12
  5. Step 5: Solve for x
    x = 97,786,561,491.12/347,265
  6. Step 6: Final answer
    x = 281,590.61

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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.