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Finding the Fourth Proportional to 595.08, 892.20 and 320.88

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Solution

The fourth proportional to 595.08, 892.20 and 320.88 is: 481.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.08 : 892.20 = 320.88 : x
  2. Step 2: Convert to fraction form
    595.08/892.20 = 320.88/x
  3. Step 3: Cross multiply
    595.08x = 892.20 × 320.88
  4. Step 4: Simplify right side
    595.08x = 286,289.14
  5. Step 5: Solve for x
    x = 286,289.14/595.08
  6. Step 6: Final answer
    x = 481.09

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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.