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Finding the Fourth Proportional to 433.03, 597.36 and 401.76

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Solution

The fourth proportional to 433.03, 597.36 and 401.76 is: 554.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.03 : 597.36 = 401.76 : x
  2. Step 2: Convert to fraction form
    433.03/597.36 = 401.76/x
  3. Step 3: Cross multiply
    433.03x = 597.36 × 401.76
  4. Step 4: Simplify right side
    433.03x = 239,996.30
  5. Step 5: Solve for x
    x = 239,996.30/433.03
  6. Step 6: Final answer
    x = 554.22

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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.