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Finding the Fourth Proportional to 483.81, 726.01 and 335.69

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Solution

The fourth proportional to 483.81, 726.01 and 335.69 is: 503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.81 : 726.01 = 335.69 : x
  2. Step 2: Convert to fraction form
    483.81/726.01 = 335.69/x
  3. Step 3: Cross multiply
    483.81x = 726.01 × 335.69
  4. Step 4: Simplify right side
    483.81x = 243,709.83
  5. Step 5: Solve for x
    x = 243,709.83/483.81
  6. Step 6: Final answer
    x = 503.73

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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.