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Finding the Fourth Proportional to 702.46, 968.83 and 481.06

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Solution

The fourth proportional to 702.46, 968.83 and 481.06 is: 663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    702.46 : 968.83 = 481.06 : x
  2. Step 2: Convert to fraction form
    702.46/968.83 = 481.06/x
  3. Step 3: Cross multiply
    702.46x = 968.83 × 481.06
  4. Step 4: Simplify right side
    702.46x = 466,065.36
  5. Step 5: Solve for x
    x = 466,065.36/702.46
  6. Step 6: Final answer
    x = 663.48

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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.