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Finding the Fourth Proportional to 593.89, 890.83 and 320.11

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Solution

The fourth proportional to 593.89, 890.83 and 320.11 is: 480.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.89 : 890.83 = 320.11 : x
  2. Step 2: Convert to fraction form
    593.89/890.83 = 320.11/x
  3. Step 3: Cross multiply
    593.89x = 890.83 × 320.11
  4. Step 4: Simplify right side
    593.89x = 285,161.76
  5. Step 5: Solve for x
    x = 285,161.76/593.89
  6. Step 6: Final answer
    x = 480.16

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Double scale
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Similar ratio
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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.