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Finding the Fourth Proportional to 349,367.97, 524,052.08 and 109,500.49

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Solution

The fourth proportional to 349,367.97, 524,052.08 and 109,500.49 is: 164,250.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,367.97 : 524,052.08 = 109,500.49 : x
  2. Step 2: Convert to fraction form
    349,367.97/524,052.08 = 109,500.49/x
  3. Step 3: Cross multiply
    349,367.97x = 524,052.08 × 109,500.49
  4. Step 4: Simplify right side
    349,367.97x = 57,383,960,063.71
  5. Step 5: Solve for x
    x = 57,383,960,063.71/349,367.97
  6. Step 6: Final answer
    x = 164,250.77

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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.