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Finding the Fourth Proportional to 301.88, 416.63 and 183.92

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Solution

The fourth proportional to 301.88, 416.63 and 183.92 is: 253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.88 : 416.63 = 183.92 : x
  2. Step 2: Convert to fraction form
    301.88/416.63 = 183.92/x
  3. Step 3: Cross multiply
    301.88x = 416.63 × 183.92
  4. Step 4: Simplify right side
    301.88x = 76,625.93
  5. Step 5: Solve for x
    x = 76,625.93/301.88
  6. Step 6: Final answer
    x = 253.83

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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.