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Finding the Fourth Proportional to 334.46, 501.51 and 103.29

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Solution

The fourth proportional to 334.46, 501.51 and 103.29 is: 154.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.46 : 501.51 = 103.29 : x
  2. Step 2: Convert to fraction form
    334.46/501.51 = 103.29/x
  3. Step 3: Cross multiply
    334.46x = 501.51 × 103.29
  4. Step 4: Simplify right side
    334.46x = 51,799.36
  5. Step 5: Solve for x
    x = 51,799.36/334.46
  6. Step 6: Final answer
    x = 154.87

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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.