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Finding the Fourth Proportional to 2,303.00, 3,454.50 and 659.54

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Solution

The fourth proportional to 2,303.00, 3,454.50 and 659.54 is: 989.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303.00 : 3,454.50 = 659.54 : x
  2. Step 2: Convert to fraction form
    2,303.00/3,454.50 = 659.54/x
  3. Step 3: Cross multiply
    2,303.00x = 3,454.50 × 659.54
  4. Step 4: Simplify right side
    2,303.00x = 2,278,391.87
  5. Step 5: Solve for x
    x = 2,278,391.87/2,303.00
  6. Step 6: Final answer
    x = 989.32

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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.