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Finding the Fourth Proportional to 2,029.67, 3,044.49 and 490.67

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Solution

The fourth proportional to 2,029.67, 3,044.49 and 490.67 is: 736.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.67 : 3,044.49 = 490.67 : x
  2. Step 2: Convert to fraction form
    2,029.67/3,044.49 = 490.67/x
  3. Step 3: Cross multiply
    2,029.67x = 3,044.49 × 490.67
  4. Step 4: Simplify right side
    2,029.67x = 1,493,824.69
  5. Step 5: Solve for x
    x = 1,493,824.69/2,029.67
  6. Step 6: Final answer
    x = 736.00

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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.