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Finding the Fourth Proportional to 617.00, 925.14 and 251.35

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Solution

The fourth proportional to 617.00, 925.14 and 251.35 is: 376.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.00 : 925.14 = 251.35 : x
  2. Step 2: Convert to fraction form
    617.00/925.14 = 251.35/x
  3. Step 3: Cross multiply
    617.00x = 925.14 × 251.35
  4. Step 4: Simplify right side
    617.00x = 232,533.94
  5. Step 5: Solve for x
    x = 232,533.94/617.00
  6. Step 6: Final answer
    x = 376.88

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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.