Home / 1,033.21-1,549.62-383.95

Finding the Fourth Proportional to 1,033.21, 1,549.62 and 383.95

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Solution

The fourth proportional to 1,033.21, 1,549.62 and 383.95 is: 575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.21 : 1,549.62 = 383.95 : x
  2. Step 2: Convert to fraction form
    1,033.21/1,549.62 = 383.95/x
  3. Step 3: Cross multiply
    1,033.21x = 1,549.62 × 383.95
  4. Step 4: Simplify right side
    1,033.21x = 594,976.60
  5. Step 5: Solve for x
    x = 594,976.60/1,033.21
  6. Step 6: Final answer
    x = 575.85

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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.