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Finding the Fourth Proportional to 796.55, 1,097.48 and 534.11

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Solution

The fourth proportional to 796.55, 1,097.48 and 534.11 is: 735.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.55 : 1,097.48 = 534.11 : x
  2. Step 2: Convert to fraction form
    796.55/1,097.48 = 534.11/x
  3. Step 3: Cross multiply
    796.55x = 1,097.48 × 534.11
  4. Step 4: Simplify right side
    796.55x = 586,166.88
  5. Step 5: Solve for x
    x = 586,166.88/796.55
  6. Step 6: Final answer
    x = 735.89

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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.