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Finding the Fourth Proportional to 702.27, 968.22 and 603.81

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Solution

The fourth proportional to 702.27, 968.22 and 603.81 is: 832.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    702.27 : 968.22 = 603.81 : x
  2. Step 2: Convert to fraction form
    702.27/968.22 = 603.81/x
  3. Step 3: Cross multiply
    702.27x = 968.22 × 603.81
  4. Step 4: Simplify right side
    702.27x = 584,620.92
  5. Step 5: Solve for x
    x = 584,620.92/702.27
  6. Step 6: Final answer
    x = 832.47

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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.