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Finding the Fourth Proportional to 322,469.70, 483,705.72 and 97,832.04

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Solution

The fourth proportional to 322,469.70, 483,705.72 and 97,832.04 is: 146,748.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,469.70 : 483,705.72 = 97,832.04 : x
  2. Step 2: Convert to fraction form
    322,469.70/483,705.72 = 97,832.04/x
  3. Step 3: Cross multiply
    322,469.70x = 483,705.72 × 97,832.04
  4. Step 4: Simplify right side
    322,469.70x = 47,321,917,347.27
  5. Step 5: Solve for x
    x = 47,321,917,347.27/322,469.70
  6. Step 6: Final answer
    x = 146,748.41

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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.