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Finding the Fourth Proportional to 593.48, 890.31 and 203.44

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Solution

The fourth proportional to 593.48, 890.31 and 203.44 is: 305.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.48 : 890.31 = 203.44 : x
  2. Step 2: Convert to fraction form
    593.48/890.31 = 203.44/x
  3. Step 3: Cross multiply
    593.48x = 890.31 × 203.44
  4. Step 4: Simplify right side
    593.48x = 181,124.67
  5. Step 5: Solve for x
    x = 181,124.67/593.48
  6. Step 6: Final answer
    x = 305.19

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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.