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Finding the Fourth Proportional to 702.52, 968.67 and 576.09

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Solution

The fourth proportional to 702.52, 968.67 and 576.09 is: 794.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    702.52 : 968.67 = 576.09 : x
  2. Step 2: Convert to fraction form
    702.52/968.67 = 576.09/x
  3. Step 3: Cross multiply
    702.52x = 968.67 × 576.09
  4. Step 4: Simplify right side
    702.52x = 558,041.10
  5. Step 5: Solve for x
    x = 558,041.10/702.52
  6. Step 6: Final answer
    x = 794.34

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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.