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Finding the Fourth Proportional to 349,007.93, 523,660.97 and 169,226.27

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Solution

The fourth proportional to 349,007.93, 523,660.97 and 169,226.27 is: 253,911.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,007.93 : 523,660.97 = 169,226.27 : x
  2. Step 2: Convert to fraction form
    349,007.93/523,660.97 = 169,226.27/x
  3. Step 3: Cross multiply
    349,007.93x = 523,660.97 × 169,226.27
  4. Step 4: Simplify right side
    349,007.93x = 88,617,192,697.68
  5. Step 5: Solve for x
    x = 88,617,192,697.68/349,007.93
  6. Step 6: Final answer
    x = 253,911.69

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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.