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Finding the Fourth Proportional to 404,267.97, 606,270.74 and 134,323.62

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Solution

The fourth proportional to 404,267.97, 606,270.74 and 134,323.62 is: 201,441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,267.97 : 606,270.74 = 134,323.62 : x
  2. Step 2: Convert to fraction form
    404,267.97/606,270.74 = 134,323.62/x
  3. Step 3: Cross multiply
    404,267.97x = 606,270.74 × 134,323.62
  4. Step 4: Simplify right side
    404,267.97x = 81,436,480,832.69
  5. Step 5: Solve for x
    x = 81,436,480,832.69/404,267.97
  6. Step 6: Final answer
    x = 201,441.83

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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.