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Finding the Fourth Proportional to 467.02, 700.39 and 154.61

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Solution

The fourth proportional to 467.02, 700.39 and 154.61 is: 231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.02 : 700.39 = 154.61 : x
  2. Step 2: Convert to fraction form
    467.02/700.39 = 154.61/x
  3. Step 3: Cross multiply
    467.02x = 700.39 × 154.61
  4. Step 4: Simplify right side
    467.02x = 108,284.77
  5. Step 5: Solve for x
    x = 108,284.77/467.02
  6. Step 6: Final answer
    x = 231.86

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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.