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Finding the Fourth Proportional to 304.25, 457.07 and 182.60

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Solution

The fourth proportional to 304.25, 457.07 and 182.60 is: 274.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.25 : 457.07 = 182.60 : x
  2. Step 2: Convert to fraction form
    304.25/457.07 = 182.60/x
  3. Step 3: Cross multiply
    304.25x = 457.07 × 182.60
  4. Step 4: Simplify right side
    304.25x = 83,461.21
  5. Step 5: Solve for x
    x = 83,461.21/304.25
  6. Step 6: Final answer
    x = 274.32

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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.