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Finding the Fourth Proportional to 269,876.44, 404,829.24 and 70,197.27

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Solution

The fourth proportional to 269,876.44, 404,829.24 and 70,197.27 is: 105,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,876.44 : 404,829.24 = 70,197.27 : x
  2. Step 2: Convert to fraction form
    269,876.44/404,829.24 = 70,197.27/x
  3. Step 3: Cross multiply
    269,876.44x = 404,829.24 × 70,197.27
  4. Step 4: Simplify right side
    269,876.44x = 28,417,907,464.17
  5. Step 5: Solve for x
    x = 28,417,907,464.17/269,876.44
  6. Step 6: Final answer
    x = 105,299.70

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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.