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Finding the Fourth Proportional to 289.03, 397.83 and 241.88

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Solution

The fourth proportional to 289.03, 397.83 and 241.88 is: 332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    289.03 : 397.83 = 241.88 : x
  2. Step 2: Convert to fraction form
    289.03/397.83 = 241.88/x
  3. Step 3: Cross multiply
    289.03x = 397.83 × 241.88
  4. Step 4: Simplify right side
    289.03x = 96,225.13
  5. Step 5: Solve for x
    x = 96,225.13/289.03
  6. Step 6: Final answer
    x = 332.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.