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Finding the Fourth Proportional to 444.92, 665.78 and 376.23

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Solution

The fourth proportional to 444.92, 665.78 and 376.23 is: 563.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.92 : 665.78 = 376.23 : x
  2. Step 2: Convert to fraction form
    444.92/665.78 = 376.23/x
  3. Step 3: Cross multiply
    444.92x = 665.78 × 376.23
  4. Step 4: Simplify right side
    444.92x = 250,488.73
  5. Step 5: Solve for x
    x = 250,488.73/444.92
  6. Step 6: Final answer
    x = 563.00

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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.