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Finding the Fourth Proportional to 1,201.44, 1,801.08 and 584.76

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Solution

The fourth proportional to 1,201.44, 1,801.08 and 584.76 is: 876.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201.44 : 1,801.08 = 584.76 : x
  2. Step 2: Convert to fraction form
    1,201.44/1,801.08 = 584.76/x
  3. Step 3: Cross multiply
    1,201.44x = 1,801.08 × 584.76
  4. Step 4: Simplify right side
    1,201.44x = 1,053,199.54
  5. Step 5: Solve for x
    x = 1,053,199.54/1,201.44
  6. Step 6: Final answer
    x = 876.61

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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.