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Finding the Fourth Proportional to 452.09, 624.04 and 265.59

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Solution

The fourth proportional to 452.09, 624.04 and 265.59 is: 366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.09 : 624.04 = 265.59 : x
  2. Step 2: Convert to fraction form
    452.09/624.04 = 265.59/x
  3. Step 3: Cross multiply
    452.09x = 624.04 × 265.59
  4. Step 4: Simplify right side
    452.09x = 165,738.78
  5. Step 5: Solve for x
    x = 165,738.78/452.09
  6. Step 6: Final answer
    x = 366.61

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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.