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Finding the Fourth Proportional to 269,536.72, 404,305.08 and 151,291.12

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Solution

The fourth proportional to 269,536.72, 404,305.08 and 151,291.12 is: 226,936.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,536.72 : 404,305.08 = 151,291.12 : x
  2. Step 2: Convert to fraction form
    269,536.72/404,305.08 = 151,291.12/x
  3. Step 3: Cross multiply
    269,536.72x = 404,305.08 × 151,291.12
  4. Step 4: Simplify right side
    269,536.72x = 61,167,768,374.89
  5. Step 5: Solve for x
    x = 61,167,768,374.89/269,536.72
  6. Step 6: Final answer
    x = 226,936.68

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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.