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Finding the Fourth Proportional to 607.18, 911.04 and 332.98

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Solution

The fourth proportional to 607.18, 911.04 and 332.98 is: 499.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.18 : 911.04 = 332.98 : x
  2. Step 2: Convert to fraction form
    607.18/911.04 = 332.98/x
  3. Step 3: Cross multiply
    607.18x = 911.04 × 332.98
  4. Step 4: Simplify right side
    607.18x = 303,358.10
  5. Step 5: Solve for x
    x = 303,358.10/607.18
  6. Step 6: Final answer
    x = 499.62

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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.