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Finding the Fourth Proportional to 467.13, 700.71 and 206.94

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Solution

The fourth proportional to 467.13, 700.71 and 206.94 is: 310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.13 : 700.71 = 206.94 : x
  2. Step 2: Convert to fraction form
    467.13/700.71 = 206.94/x
  3. Step 3: Cross multiply
    467.13x = 700.71 × 206.94
  4. Step 4: Simplify right side
    467.13x = 145,004.93
  5. Step 5: Solve for x
    x = 145,004.93/467.13
  6. Step 6: Final answer
    x = 310.42

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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.