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Finding the Fourth Proportional to 1,096.61, 1,644.91 and 367.00

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Solution

The fourth proportional to 1,096.61, 1,644.91 and 367.00 is: 550.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096.61 : 1,644.91 = 367.00 : x
  2. Step 2: Convert to fraction form
    1,096.61/1,644.91 = 367.00/x
  3. Step 3: Cross multiply
    1,096.61x = 1,644.91 × 367.00
  4. Step 4: Simplify right side
    1,096.61x = 603,676.94
  5. Step 5: Solve for x
    x = 603,676.94/1,096.61
  6. Step 6: Final answer
    x = 550.50

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Double scale
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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.