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Finding the Fourth Proportional to 474,569, 654,905.22 and 262,601

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Solution

The fourth proportional to 474,569, 654,905.22 and 262,601 is: 362,389.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,569 : 654,905.22 = 262,601 : x
  2. Step 2: Convert to fraction form
    474,569/654,905.22 = 262,601/x
  3. Step 3: Cross multiply
    474,569x = 654,905.22 × 262,601
  4. Step 4: Simplify right side
    474,569x = 171,978,765,677.22
  5. Step 5: Solve for x
    x = 171,978,765,677.22/474,569
  6. Step 6: Final answer
    x = 362,389.38

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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.