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Finding the Fourth Proportional to 303.81, 453.23 and 295.44

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Solution

The fourth proportional to 303.81, 453.23 and 295.44 is: 440.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    303.81 : 453.23 = 295.44 : x
  2. Step 2: Convert to fraction form
    303.81/453.23 = 295.44/x
  3. Step 3: Cross multiply
    303.81x = 453.23 × 295.44
  4. Step 4: Simplify right side
    303.81x = 133,900.01
  5. Step 5: Solve for x
    x = 133,900.01/303.81
  6. Step 6: Final answer
    x = 440.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.