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Finding the Fourth Proportional to 430.33, 593.88 and 264.72

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Solution

The fourth proportional to 430.33, 593.88 and 264.72 is: 365.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    430.33 : 593.88 = 264.72 : x
  2. Step 2: Convert to fraction form
    430.33/593.88 = 264.72/x
  3. Step 3: Cross multiply
    430.33x = 593.88 × 264.72
  4. Step 4: Simplify right side
    430.33x = 157,211.91
  5. Step 5: Solve for x
    x = 157,211.91/430.33
  6. Step 6: Final answer
    x = 365.33

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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.