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Finding the Fourth Proportional to 593.67, 890.64 and 269.09

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Solution

The fourth proportional to 593.67, 890.64 and 269.09 is: 403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.67 : 890.64 = 269.09 : x
  2. Step 2: Convert to fraction form
    593.67/890.64 = 269.09/x
  3. Step 3: Cross multiply
    593.67x = 890.64 × 269.09
  4. Step 4: Simplify right side
    593.67x = 239,662.32
  5. Step 5: Solve for x
    x = 239,662.32/593.67
  6. Step 6: Final answer
    x = 403.70

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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.