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Finding the Fourth Proportional to 795.10, 1,096.48 and 608.60

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Solution

The fourth proportional to 795.10, 1,096.48 and 608.60 is: 839.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.10 : 1,096.48 = 608.60 : x
  2. Step 2: Convert to fraction form
    795.10/1,096.48 = 608.60/x
  3. Step 3: Cross multiply
    795.10x = 1,096.48 × 608.60
  4. Step 4: Simplify right side
    795.10x = 667,310.72
  5. Step 5: Solve for x
    x = 667,310.72/795.10
  6. Step 6: Final answer
    x = 839.28

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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.