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Finding the Fourth Proportional to 322,273.64, 483,244.41 and 144,628.36

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Solution

The fourth proportional to 322,273.64, 483,244.41 and 144,628.36 is: 216,868.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,273.64 : 483,244.41 = 144,628.36 : x
  2. Step 2: Convert to fraction form
    322,273.64/483,244.41 = 144,628.36/x
  3. Step 3: Cross multiply
    322,273.64x = 483,244.41 × 144,628.36
  4. Step 4: Simplify right side
    322,273.64x = 69,890,846,497.47
  5. Step 5: Solve for x
    x = 69,890,846,497.47/322,273.64
  6. Step 6: Final answer
    x = 216,868.02

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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.