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Finding the Fourth Proportional to 322,801, 484,279.26 and 101,185

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Solution

The fourth proportional to 322,801, 484,279.26 and 101,185 is: 151,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,801 : 484,279.26 = 101,185 : x
  2. Step 2: Convert to fraction form
    322,801/484,279.26 = 101,185/x
  3. Step 3: Cross multiply
    322,801x = 484,279.26 × 101,185
  4. Step 4: Simplify right side
    322,801x = 49,001,796,923.10
  5. Step 5: Solve for x
    x = 49,001,796,923.10/322,801
  6. Step 6: Final answer
    x = 151,801.87

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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.