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Finding the Fourth Proportional to 269,501.62, 404,257.90 and 180,928.12

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Solution

The fourth proportional to 269,501.62, 404,257.90 and 180,928.12 is: 271,395.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,501.62 : 404,257.90 = 180,928.12 : x
  2. Step 2: Convert to fraction form
    269,501.62/404,257.90 = 180,928.12/x
  3. Step 3: Cross multiply
    269,501.62x = 404,257.90 × 180,928.12
  4. Step 4: Simplify right side
    269,501.62x = 73,141,620,937.51
  5. Step 5: Solve for x
    x = 73,141,620,937.51/269,501.62
  6. Step 6: Final answer
    x = 271,395.85

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1.5x scale

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.