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Finding the Fourth Proportional to 467.07, 700.38 and 189.35

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Solution

The fourth proportional to 467.07, 700.38 and 189.35 is: 283.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.07 : 700.38 = 189.35 : x
  2. Step 2: Convert to fraction form
    467.07/700.38 = 189.35/x
  3. Step 3: Cross multiply
    467.07x = 700.38 × 189.35
  4. Step 4: Simplify right side
    467.07x = 132,616.95
  5. Step 5: Solve for x
    x = 132,616.95/467.07
  6. Step 6: Final answer
    x = 283.93

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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.