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Finding the Fourth Proportional to 1,002.01, 1,383.08 and 582.48

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Solution

The fourth proportional to 1,002.01, 1,383.08 and 582.48 is: 804.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002.01 : 1,383.08 = 582.48 : x
  2. Step 2: Convert to fraction form
    1,002.01/1,383.08 = 582.48/x
  3. Step 3: Cross multiply
    1,002.01x = 1,383.08 × 582.48
  4. Step 4: Simplify right side
    1,002.01x = 805,616.44
  5. Step 5: Solve for x
    x = 805,616.44/1,002.01
  6. Step 6: Final answer
    x = 804.00

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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.