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Finding the Fourth Proportional to 453.01, 624.94 and 266.38

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Solution

The fourth proportional to 453.01, 624.94 and 266.38 is: 367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    453.01 : 624.94 = 266.38 : x
  2. Step 2: Convert to fraction form
    453.01/624.94 = 266.38/x
  3. Step 3: Cross multiply
    453.01x = 624.94 × 266.38
  4. Step 4: Simplify right side
    453.01x = 166,473.13
  5. Step 5: Solve for x
    x = 166,473.13/453.01
  6. Step 6: Final answer
    x = 367.48

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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.