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Finding the Fourth Proportional to 702.03, 968.94 and 535.94

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Solution

The fourth proportional to 702.03, 968.94 and 535.94 is: 739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    702.03 : 968.94 = 535.94 : x
  2. Step 2: Convert to fraction form
    702.03/968.94 = 535.94/x
  3. Step 3: Cross multiply
    702.03x = 968.94 × 535.94
  4. Step 4: Simplify right side
    702.03x = 519,291.02
  5. Step 5: Solve for x
    x = 519,291.02/702.03
  6. Step 6: Final answer
    x = 739.70

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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.