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Finding the Fourth Proportional to 348,993.77, 523,933.61 and 296,735.41

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Solution

The fourth proportional to 348,993.77, 523,933.61 and 296,735.41 is: 445,479.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,993.77 : 523,933.61 = 296,735.41 : x
  2. Step 2: Convert to fraction form
    348,993.77/523,933.61 = 296,735.41/x
  3. Step 3: Cross multiply
    348,993.77x = 523,933.61 × 296,735.41
  4. Step 4: Simplify right side
    348,993.77x = 155,469,652,629.13
  5. Step 5: Solve for x
    x = 155,469,652,629.13/348,993.77
  6. Step 6: Final answer
    x = 445,479.73

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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.