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Finding the Fourth Proportional to 601.92, 903.24 and 231.98

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Solution

The fourth proportional to 601.92, 903.24 and 231.98 is: 348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.92 : 903.24 = 231.98 : x
  2. Step 2: Convert to fraction form
    601.92/903.24 = 231.98/x
  3. Step 3: Cross multiply
    601.92x = 903.24 × 231.98
  4. Step 4: Simplify right side
    601.92x = 209,529.10
  5. Step 5: Solve for x
    x = 209,529.10/601.92
  6. Step 6: Final answer
    x = 348.10

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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.