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Finding the Fourth Proportional to 452.44, 624.47 and 265.94

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Solution

The fourth proportional to 452.44, 624.47 and 265.94 is: 367.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.44 : 624.47 = 265.94 : x
  2. Step 2: Convert to fraction form
    452.44/624.47 = 265.94/x
  3. Step 3: Cross multiply
    452.44x = 624.47 × 265.94
  4. Step 4: Simplify right side
    452.44x = 166,071.55
  5. Step 5: Solve for x
    x = 166,071.55/452.44
  6. Step 6: Final answer
    x = 367.06

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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.