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Finding the Fourth Proportional to 430.38, 593.73 and 264.60

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Solution

The fourth proportional to 430.38, 593.73 and 264.60 is: 365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    430.38 : 593.73 = 264.60 : x
  2. Step 2: Convert to fraction form
    430.38/593.73 = 264.60/x
  3. Step 3: Cross multiply
    430.38x = 593.73 × 264.60
  4. Step 4: Simplify right side
    430.38x = 157,100.96
  5. Step 5: Solve for x
    x = 157,100.96/430.38
  6. Step 6: Final answer
    x = 365.03

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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.