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Finding the Fourth Proportional to 244,827.60, 367,241.40 and 212,022.60

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Solution

The fourth proportional to 244,827.60, 367,241.40 and 212,022.60 is: 318,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,827.60 : 367,241.40 = 212,022.60 : x
  2. Step 2: Convert to fraction form
    244,827.60/367,241.40 = 212,022.60/x
  3. Step 3: Cross multiply
    244,827.60x = 367,241.40 × 212,022.60
  4. Step 4: Simplify right side
    244,827.60x = 77,863,476,455.64
  5. Step 5: Solve for x
    x = 77,863,476,455.64/244,827.60
  6. Step 6: Final answer
    x = 318,033.90

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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.