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Finding the Fourth Proportional to 469.91, 704.36 and 232.62

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Solution

The fourth proportional to 469.91, 704.36 and 232.62 is: 348.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.91 : 704.36 = 232.62 : x
  2. Step 2: Convert to fraction form
    469.91/704.36 = 232.62/x
  3. Step 3: Cross multiply
    469.91x = 704.36 × 232.62
  4. Step 4: Simplify right side
    469.91x = 163,847.06
  5. Step 5: Solve for x
    x = 163,847.06/469.91
  6. Step 6: Final answer
    x = 348.68

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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.