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Finding the Fourth Proportional to 626.04, 936.72 and 533.52

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Solution

The fourth proportional to 626.04, 936.72 and 533.52 is: 798.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    626.04 : 936.72 = 533.52 : x
  2. Step 2: Convert to fraction form
    626.04/936.72 = 533.52/x
  3. Step 3: Cross multiply
    626.04x = 936.72 × 533.52
  4. Step 4: Simplify right side
    626.04x = 499,758.85
  5. Step 5: Solve for x
    x = 499,758.85/626.04
  6. Step 6: Final answer
    x = 798.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.