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Finding the Fourth Proportional to 433.96, 598.93 and 266.09

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Solution

The fourth proportional to 433.96, 598.93 and 266.09 is: 367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.96 : 598.93 = 266.09 : x
  2. Step 2: Convert to fraction form
    433.96/598.93 = 266.09/x
  3. Step 3: Cross multiply
    433.96x = 598.93 × 266.09
  4. Step 4: Simplify right side
    433.96x = 159,365.62
  5. Step 5: Solve for x
    x = 159,365.62/433.96
  6. Step 6: Final answer
    x = 367.24

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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.