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Finding the Fourth Proportional to 336.40, 464.36 and 301.37

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Solution

The fourth proportional to 336.40, 464.36 and 301.37 is: 416.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.40 : 464.36 = 301.37 : x
  2. Step 2: Convert to fraction form
    336.40/464.36 = 301.37/x
  3. Step 3: Cross multiply
    336.40x = 464.36 × 301.37
  4. Step 4: Simplify right side
    336.40x = 139,942.67
  5. Step 5: Solve for x
    x = 139,942.67/336.40
  6. Step 6: Final answer
    x = 416.01

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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.