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Finding the Fourth Proportional to 1,027.26, 1,541.04 and 377.94

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Solution

The fourth proportional to 1,027.26, 1,541.04 and 377.94 is: 566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027.26 : 1,541.04 = 377.94 : x
  2. Step 2: Convert to fraction form
    1,027.26/1,541.04 = 377.94/x
  3. Step 3: Cross multiply
    1,027.26x = 1,541.04 × 377.94
  4. Step 4: Simplify right side
    1,027.26x = 582,420.66
  5. Step 5: Solve for x
    x = 582,420.66/1,027.26
  6. Step 6: Final answer
    x = 566.97

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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.