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Finding the Fourth Proportional to 347,264, 479,285.75 and 204,024.01

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Solution

The fourth proportional to 347,264, 479,285.75 and 204,024.01 is: 281,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,264 : 479,285.75 = 204,024.01 : x
  2. Step 2: Convert to fraction form
    347,264/479,285.75 = 204,024.01/x
  3. Step 3: Cross multiply
    347,264x = 479,285.75 × 204,024.01
  4. Step 4: Simplify right side
    347,264x = 97,785,797,234.31
  5. Step 5: Solve for x
    x = 97,785,797,234.31/347,264
  6. Step 6: Final answer
    x = 281,589.22

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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.