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Finding the Fourth Proportional to 793.68, 1,190.52 and 468.06

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Solution

The fourth proportional to 793.68, 1,190.52 and 468.06 is: 702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.68 : 1,190.52 = 468.06 : x
  2. Step 2: Convert to fraction form
    793.68/1,190.52 = 468.06/x
  3. Step 3: Cross multiply
    793.68x = 1,190.52 × 468.06
  4. Step 4: Simplify right side
    793.68x = 557,234.79
  5. Step 5: Solve for x
    x = 557,234.79/793.68
  6. Step 6: Final answer
    x = 702.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.