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Finding the Fourth Proportional to 322,197.76, 483,496.22 and 187,325.30

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Solution

The fourth proportional to 322,197.76, 483,496.22 and 187,325.30 is: 281,103.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,197.76 : 483,496.22 = 187,325.30 : x
  2. Step 2: Convert to fraction form
    322,197.76/483,496.22 = 187,325.30/x
  3. Step 3: Cross multiply
    322,197.76x = 483,496.22 × 187,325.30
  4. Step 4: Simplify right side
    322,197.76x = 90,571,073,621.84
  5. Step 5: Solve for x
    x = 90,571,073,621.84/322,197.76
  6. Step 6: Final answer
    x = 281,103.98

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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.