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Finding the Fourth Proportional to 804.88, 1,199.02 and 795.28

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Solution

The fourth proportional to 804.88, 1,199.02 and 795.28 is: 1,184.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    804.88 : 1,199.02 = 795.28 : x
  2. Step 2: Convert to fraction form
    804.88/1,199.02 = 795.28/x
  3. Step 3: Cross multiply
    804.88x = 1,199.02 × 795.28
  4. Step 4: Simplify right side
    804.88x = 953,556.63
  5. Step 5: Solve for x
    x = 953,556.63/804.88
  6. Step 6: Final answer
    x = 1,184.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.