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Finding the Fourth Proportional to 267,636.36, 401,522.04 and 188,904.36

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Solution

The fourth proportional to 267,636.36, 401,522.04 and 188,904.36 is: 283,404.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,636.36 : 401,522.04 = 188,904.36 : x
  2. Step 2: Convert to fraction form
    267,636.36/401,522.04 = 188,904.36/x
  3. Step 3: Cross multiply
    267,636.36x = 401,522.04 × 188,904.36
  4. Step 4: Simplify right side
    267,636.36x = 75,849,263,992.09
  5. Step 5: Solve for x
    x = 75,849,263,992.09/267,636.36
  6. Step 6: Final answer
    x = 283,404.18

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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.