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Finding the Fourth Proportional to 434.52, 652.03 and 174.64

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Solution

The fourth proportional to 434.52, 652.03 and 174.64 is: 262.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.52 : 652.03 = 174.64 : x
  2. Step 2: Convert to fraction form
    434.52/652.03 = 174.64/x
  3. Step 3: Cross multiply
    434.52x = 652.03 × 174.64
  4. Step 4: Simplify right side
    434.52x = 113,870.52
  5. Step 5: Solve for x
    x = 113,870.52/434.52
  6. Step 6: Final answer
    x = 262.06

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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.