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Finding the Fourth Proportional to 466.53, 644.24 and 301.02

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Solution

The fourth proportional to 466.53, 644.24 and 301.02 is: 415.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.53 : 644.24 = 301.02 : x
  2. Step 2: Convert to fraction form
    466.53/644.24 = 301.02/x
  3. Step 3: Cross multiply
    466.53x = 644.24 × 301.02
  4. Step 4: Simplify right side
    466.53x = 193,927.62
  5. Step 5: Solve for x
    x = 193,927.62/466.53
  6. Step 6: Final answer
    x = 415.69

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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.