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Finding the Fourth Proportional to 452.62, 624.58 and 266.08

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Solution

The fourth proportional to 452.62, 624.58 and 266.08 is: 367.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.62 : 624.58 = 266.08 : x
  2. Step 2: Convert to fraction form
    452.62/624.58 = 266.08/x
  3. Step 3: Cross multiply
    452.62x = 624.58 × 266.08
  4. Step 4: Simplify right side
    452.62x = 166,188.25
  5. Step 5: Solve for x
    x = 166,188.25/452.62
  6. Step 6: Final answer
    x = 367.17

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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.