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Finding the Fourth Proportional to 564.04, 845.90 and 401.24

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Solution

The fourth proportional to 564.04, 845.90 and 401.24 is: 601.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.04 : 845.90 = 401.24 : x
  2. Step 2: Convert to fraction form
    564.04/845.90 = 401.24/x
  3. Step 3: Cross multiply
    564.04x = 845.90 × 401.24
  4. Step 4: Simplify right side
    564.04x = 339,408.92
  5. Step 5: Solve for x
    x = 339,408.92/564.04
  6. Step 6: Final answer
    x = 601.75

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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.