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Finding the Fourth Proportional to 593.45, 889.44 and 281.27

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Solution

The fourth proportional to 593.45, 889.44 and 281.27 is: 421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.45 : 889.44 = 281.27 : x
  2. Step 2: Convert to fraction form
    593.45/889.44 = 281.27/x
  3. Step 3: Cross multiply
    593.45x = 889.44 × 281.27
  4. Step 4: Simplify right side
    593.45x = 250,168.34
  5. Step 5: Solve for x
    x = 250,168.34/593.45
  6. Step 6: Final answer
    x = 421.55

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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.