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Finding the Fourth Proportional to 322,269.53, 483,234.18 and 108,964.13

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Solution

The fourth proportional to 322,269.53, 483,234.18 and 108,964.13 is: 163,388.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,269.53 : 483,234.18 = 108,964.13 : x
  2. Step 2: Convert to fraction form
    322,269.53/483,234.18 = 108,964.13/x
  3. Step 3: Cross multiply
    322,269.53x = 483,234.18 × 108,964.13
  4. Step 4: Simplify right side
    322,269.53x = 52,655,192,009.96
  5. Step 5: Solve for x
    x = 52,655,192,009.96/322,269.53
  6. Step 6: Final answer
    x = 163,388.68

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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.