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Finding the Fourth Proportional to 593.68, 890.76 and 228.64

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Solution

The fourth proportional to 593.68, 890.76 and 228.64 is: 343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.68 : 890.76 = 228.64 : x
  2. Step 2: Convert to fraction form
    593.68/890.76 = 228.64/x
  3. Step 3: Cross multiply
    593.68x = 890.76 × 228.64
  4. Step 4: Simplify right side
    593.68x = 203,663.37
  5. Step 5: Solve for x
    x = 203,663.37/593.68
  6. Step 6: Final answer
    x = 343.05

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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.