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Finding the Fourth Proportional to 304.14, 457.17 and 264.06

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Solution

The fourth proportional to 304.14, 457.17 and 264.06 is: 396.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.14 : 457.17 = 264.06 : x
  2. Step 2: Convert to fraction form
    304.14/457.17 = 264.06/x
  3. Step 3: Cross multiply
    304.14x = 457.17 × 264.06
  4. Step 4: Simplify right side
    304.14x = 120,720.31
  5. Step 5: Solve for x
    x = 120,720.31/304.14
  6. Step 6: Final answer
    x = 396.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.