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Finding the Fourth Proportional to 701.30, 960.79 and 675.03

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Solution

The fourth proportional to 701.30, 960.79 and 675.03 is: 924.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.30 : 960.79 = 675.03 : x
  2. Step 2: Convert to fraction form
    701.30/960.79 = 675.03/x
  3. Step 3: Cross multiply
    701.30x = 960.79 × 675.03
  4. Step 4: Simplify right side
    701.30x = 648,553.89
  5. Step 5: Solve for x
    x = 648,553.89/701.30
  6. Step 6: Final answer
    x = 924.79

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.