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Finding the Fourth Proportional to 334.36, 501.53 and 103.27

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Solution

The fourth proportional to 334.36, 501.53 and 103.27 is: 154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.36 : 501.53 = 103.27 : x
  2. Step 2: Convert to fraction form
    334.36/501.53 = 103.27/x
  3. Step 3: Cross multiply
    334.36x = 501.53 × 103.27
  4. Step 4: Simplify right side
    334.36x = 51,792.49
  5. Step 5: Solve for x
    x = 51,792.49/334.36
  6. Step 6: Final answer
    x = 154.90

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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.