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Finding the Fourth Proportional to 700.97, 967.36 and 386.27

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Solution

The fourth proportional to 700.97, 967.36 and 386.27 is: 533.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.97 : 967.36 = 386.27 : x
  2. Step 2: Convert to fraction form
    700.97/967.36 = 386.27/x
  3. Step 3: Cross multiply
    700.97x = 967.36 × 386.27
  4. Step 4: Simplify right side
    700.97x = 373,662.15
  5. Step 5: Solve for x
    x = 373,662.15/700.97
  6. Step 6: Final answer
    x = 533.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.