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Finding the Fourth Proportional to 416.02, 624.30 and 184.97

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Solution

The fourth proportional to 416.02, 624.30 and 184.97 is: 277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.02 : 624.30 = 184.97 : x
  2. Step 2: Convert to fraction form
    416.02/624.30 = 184.97/x
  3. Step 3: Cross multiply
    416.02x = 624.30 × 184.97
  4. Step 4: Simplify right side
    416.02x = 115,472.96
  5. Step 5: Solve for x
    x = 115,472.96/416.02
  6. Step 6: Final answer
    x = 277.57

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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.