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Finding the Fourth Proportional to 593.64, 890.22 and 268.68

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Solution

The fourth proportional to 593.64, 890.22 and 268.68 is: 402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.64 : 890.22 = 268.68 : x
  2. Step 2: Convert to fraction form
    593.64/890.22 = 268.68/x
  3. Step 3: Cross multiply
    593.64x = 890.22 × 268.68
  4. Step 4: Simplify right side
    593.64x = 239,184.31
  5. Step 5: Solve for x
    x = 239,184.31/593.64
  6. Step 6: Final answer
    x = 402.91

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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.