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Finding the Fourth Proportional to 364.73, 547.04 and 104.75

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Solution

The fourth proportional to 364.73, 547.04 and 104.75 is: 157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.73 : 547.04 = 104.75 : x
  2. Step 2: Convert to fraction form
    364.73/547.04 = 104.75/x
  3. Step 3: Cross multiply
    364.73x = 547.04 × 104.75
  4. Step 4: Simplify right side
    364.73x = 57,299.18
  5. Step 5: Solve for x
    x = 57,299.18/364.73
  6. Step 6: Final answer
    x = 157.10

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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.