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Finding the Fourth Proportional to 1,022.00, 1,533.14 and 372.92

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Solution

The fourth proportional to 1,022.00, 1,533.14 and 372.92 is: 559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022.00 : 1,533.14 = 372.92 : x
  2. Step 2: Convert to fraction form
    1,022.00/1,533.14 = 372.92/x
  3. Step 3: Cross multiply
    1,022.00x = 1,533.14 × 372.92
  4. Step 4: Simplify right side
    1,022.00x = 571,729.04
  5. Step 5: Solve for x
    x = 571,729.04/1,022.00
  6. Step 6: Final answer
    x = 559.42

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Why These Related Problems?

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