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Finding the Fourth Proportional to 322,134.05, 444,767.40 and 201,329.64

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Solution

The fourth proportional to 322,134.05, 444,767.40 and 201,329.64 is: 277,973.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,134.05 : 444,767.40 = 201,329.64 : x
  2. Step 2: Convert to fraction form
    322,134.05/444,767.40 = 201,329.64/x
  3. Step 3: Cross multiply
    322,134.05x = 444,767.40 × 201,329.64
  4. Step 4: Simplify right side
    322,134.05x = 89,544,860,525.74
  5. Step 5: Solve for x
    x = 89,544,860,525.74/322,134.05
  6. Step 6: Final answer
    x = 277,973.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.