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Finding the Fourth Proportional to 333.52, 459.72 and 246.16

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Solution

The fourth proportional to 333.52, 459.72 and 246.16 is: 339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.52 : 459.72 = 246.16 : x
  2. Step 2: Convert to fraction form
    333.52/459.72 = 246.16/x
  3. Step 3: Cross multiply
    333.52x = 459.72 × 246.16
  4. Step 4: Simplify right side
    333.52x = 113,164.68
  5. Step 5: Solve for x
    x = 113,164.68/333.52
  6. Step 6: Final answer
    x = 339.30

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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.