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Finding the Fourth Proportional to 404.44, 558.18 and 264.52

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Solution

The fourth proportional to 404.44, 558.18 and 264.52 is: 365.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    404.44 : 558.18 = 264.52 : x
  2. Step 2: Convert to fraction form
    404.44/558.18 = 264.52/x
  3. Step 3: Cross multiply
    404.44x = 558.18 × 264.52
  4. Step 4: Simplify right side
    404.44x = 147,649.77
  5. Step 5: Solve for x
    x = 147,649.77/404.44
  6. Step 6: Final answer
    x = 365.07

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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.