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Finding the Fourth Proportional to 404.14, 606.36 and 184.66

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Solution

The fourth proportional to 404.14, 606.36 and 184.66 is: 277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    404.14 : 606.36 = 184.66 : x
  2. Step 2: Convert to fraction form
    404.14/606.36 = 184.66/x
  3. Step 3: Cross multiply
    404.14x = 606.36 × 184.66
  4. Step 4: Simplify right side
    404.14x = 111,970.44
  5. Step 5: Solve for x
    x = 111,970.44/404.14
  6. Step 6: Final answer
    x = 277.06

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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.