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Finding the Fourth Proportional to 2,029.52, 3,044.28 and 490.52

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Solution

The fourth proportional to 2,029.52, 3,044.28 and 490.52 is: 735.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.52 : 3,044.28 = 490.52 : x
  2. Step 2: Convert to fraction form
    2,029.52/3,044.28 = 490.52/x
  3. Step 3: Cross multiply
    2,029.52x = 3,044.28 × 490.52
  4. Step 4: Simplify right side
    2,029.52x = 1,493,268.41
  5. Step 5: Solve for x
    x = 1,493,268.41/2,029.52
  6. Step 6: Final answer
    x = 735.78

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.