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Finding the Fourth Proportional to 467.15, 700.07 and 193.07

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Solution

The fourth proportional to 467.15, 700.07 and 193.07 is: 289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.15 : 700.07 = 193.07 : x
  2. Step 2: Convert to fraction form
    467.15/700.07 = 193.07/x
  3. Step 3: Cross multiply
    467.15x = 700.07 × 193.07
  4. Step 4: Simplify right side
    467.15x = 135,161.55
  5. Step 5: Solve for x
    x = 135,161.55/467.15
  6. Step 6: Final answer
    x = 289.33

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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.