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Finding the Fourth Proportional to 468.94, 703.56 and 263.44

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Solution

The fourth proportional to 468.94, 703.56 and 263.44 is: 395.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.94 : 703.56 = 263.44 : x
  2. Step 2: Convert to fraction form
    468.94/703.56 = 263.44/x
  3. Step 3: Cross multiply
    468.94x = 703.56 × 263.44
  4. Step 4: Simplify right side
    468.94x = 185,345.85
  5. Step 5: Solve for x
    x = 185,345.85/468.94
  6. Step 6: Final answer
    x = 395.24

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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.