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Finding the Fourth Proportional to 322,801.75, 484,280.43 and 101,185.75

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Solution

The fourth proportional to 322,801.75, 484,280.43 and 101,185.75 is: 151,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,801.75 : 484,280.43 = 101,185.75 : x
  2. Step 2: Convert to fraction form
    322,801.75/484,280.43 = 101,185.75/x
  3. Step 3: Cross multiply
    322,801.75x = 484,280.43 × 101,185.75
  4. Step 4: Simplify right side
    322,801.75x = 49,002,278,519.87
  5. Step 5: Solve for x
    x = 49,002,278,519.87/322,801.75
  6. Step 6: Final answer
    x = 151,803.01

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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.