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Finding the Fourth Proportional to 467.37, 700.43 and 193.30

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Solution

The fourth proportional to 467.37, 700.43 and 193.30 is: 289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.37 : 700.43 = 193.30 : x
  2. Step 2: Convert to fraction form
    467.37/700.43 = 193.30/x
  3. Step 3: Cross multiply
    467.37x = 700.43 × 193.30
  4. Step 4: Simplify right side
    467.37x = 135,395.43
  5. Step 5: Solve for x
    x = 135,395.43/467.37
  6. Step 6: Final answer
    x = 289.70

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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.