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Finding the Fourth Proportional to 626.24, 937.00 and 384.68

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Solution

The fourth proportional to 626.24, 937.00 and 384.68 is: 575.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    626.24 : 937.00 = 384.68 : x
  2. Step 2: Convert to fraction form
    626.24/937.00 = 384.68/x
  3. Step 3: Cross multiply
    626.24x = 937.00 × 384.68
  4. Step 4: Simplify right side
    626.24x = 360,447.98
  5. Step 5: Solve for x
    x = 360,447.98/626.24
  6. Step 6: Final answer
    x = 575.57

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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.