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Finding the Fourth Proportional to 1,033.73, 1,550.73 and 384.38

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Solution

The fourth proportional to 1,033.73, 1,550.73 and 384.38 is: 576.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.73 : 1,550.73 = 384.38 : x
  2. Step 2: Convert to fraction form
    1,033.73/1,550.73 = 384.38/x
  3. Step 3: Cross multiply
    1,033.73x = 1,550.73 × 384.38
  4. Step 4: Simplify right side
    1,033.73x = 596,069.60
  5. Step 5: Solve for x
    x = 596,069.60/1,033.73
  6. Step 6: Final answer
    x = 576.62

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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.