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Finding the Fourth Proportional to 265.24, 397.72 and 184.11

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Solution

The fourth proportional to 265.24, 397.72 and 184.11 is: 276.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.24 : 397.72 = 184.11 : x
  2. Step 2: Convert to fraction form
    265.24/397.72 = 184.11/x
  3. Step 3: Cross multiply
    265.24x = 397.72 × 184.11
  4. Step 4: Simplify right side
    265.24x = 73,224.23
  5. Step 5: Solve for x
    x = 73,224.23/265.24
  6. Step 6: Final answer
    x = 276.07

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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.