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Finding the Fourth Proportional to 335.77, 463.07 and 303.37

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Solution

The fourth proportional to 335.77, 463.07 and 303.37 is: 418.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.77 : 463.07 = 303.37 : x
  2. Step 2: Convert to fraction form
    335.77/463.07 = 303.37/x
  3. Step 3: Cross multiply
    335.77x = 463.07 × 303.37
  4. Step 4: Simplify right side
    335.77x = 140,481.15
  5. Step 5: Solve for x
    x = 140,481.15/335.77
  6. Step 6: Final answer
    x = 418.39

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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.