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Finding the Fourth Proportional to 333.42, 459.51 and 327.50

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Solution

The fourth proportional to 333.42, 459.51 and 327.50 is: 451.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.42 : 459.51 = 327.50 : x
  2. Step 2: Convert to fraction form
    333.42/459.51 = 327.50/x
  3. Step 3: Cross multiply
    333.42x = 459.51 × 327.50
  4. Step 4: Simplify right side
    333.42x = 150,487.23
  5. Step 5: Solve for x
    x = 150,487.23/333.42
  6. Step 6: Final answer
    x = 451.34

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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.