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Finding the Fourth Proportional to 321,857.20, 483,103.60 and 241,616.17

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Solution

The fourth proportional to 321,857.20, 483,103.60 and 241,616.17 is: 362,662.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,857.20 : 483,103.60 = 241,616.17 : x
  2. Step 2: Convert to fraction form
    321,857.20/483,103.60 = 241,616.17/x
  3. Step 3: Cross multiply
    321,857.20x = 483,103.60 × 241,616.17
  4. Step 4: Simplify right side
    321,857.20x = 116,725,641,545.21
  5. Step 5: Solve for x
    x = 116,725,641,545.21/321,857.20
  6. Step 6: Final answer
    x = 362,662.83

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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.