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Finding the Fourth Proportional to 1,066.04, 1,599.77 and 579.44

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Solution

The fourth proportional to 1,066.04, 1,599.77 and 579.44 is: 869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066.04 : 1,599.77 = 579.44 : x
  2. Step 2: Convert to fraction form
    1,066.04/1,599.77 = 579.44/x
  3. Step 3: Cross multiply
    1,066.04x = 1,599.77 × 579.44
  4. Step 4: Simplify right side
    1,066.04x = 926,964.18
  5. Step 5: Solve for x
    x = 926,964.18/1,066.04
  6. Step 6: Final answer
    x = 869.54

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