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Finding the Fourth Proportional to 322,304.45, 483,666.59 and 122,626.58

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Solution

The fourth proportional to 322,304.45, 483,666.59 and 122,626.58 is: 184,019.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,304.45 : 483,666.59 = 122,626.58 : x
  2. Step 2: Convert to fraction form
    322,304.45/483,666.59 = 122,626.58/x
  3. Step 3: Cross multiply
    322,304.45x = 483,666.59 × 122,626.58
  4. Step 4: Simplify right side
    322,304.45x = 59,310,377,680.20
  5. Step 5: Solve for x
    x = 59,310,377,680.20/322,304.45
  6. Step 6: Final answer
    x = 184,019.73

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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.