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Finding the Fourth Proportional to 434.69, 652.04 and 110.06

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Solution

The fourth proportional to 434.69, 652.04 and 110.06 is: 165.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.69 : 652.04 = 110.06 : x
  2. Step 2: Convert to fraction form
    434.69/652.04 = 110.06/x
  3. Step 3: Cross multiply
    434.69x = 652.04 × 110.06
  4. Step 4: Simplify right side
    434.69x = 71,763.52
  5. Step 5: Solve for x
    x = 71,763.52/434.69
  6. Step 6: Final answer
    x = 165.09

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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.