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Finding the Fourth Proportional to 430.22, 593.69 and 233.73

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Solution

The fourth proportional to 430.22, 593.69 and 233.73 is: 322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    430.22 : 593.69 = 233.73 : x
  2. Step 2: Convert to fraction form
    430.22/593.69 = 233.73/x
  3. Step 3: Cross multiply
    430.22x = 593.69 × 233.73
  4. Step 4: Simplify right side
    430.22x = 138,760.20
  5. Step 5: Solve for x
    x = 138,760.20/430.22
  6. Step 6: Final answer
    x = 322.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.