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Finding the Fourth Proportional to 595.81, 893.11 and 321.83

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Solution

The fourth proportional to 595.81, 893.11 and 321.83 is: 482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.81 : 893.11 = 321.83 : x
  2. Step 2: Convert to fraction form
    595.81/893.11 = 321.83/x
  3. Step 3: Cross multiply
    595.81x = 893.11 × 321.83
  4. Step 4: Simplify right side
    595.81x = 287,429.59
  5. Step 5: Solve for x
    x = 287,429.59/595.81
  6. Step 6: Final answer
    x = 482.42

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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.