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Finding the Fourth Proportional to 1,465.75, 2,199.03 and 1,027

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Solution

The fourth proportional to 1,465.75, 2,199.03 and 1,027 is: 1,540.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.75 : 2,199.03 = 1,027 : x
  2. Step 2: Convert to fraction form
    1,465.75/2,199.03 = 1,027/x
  3. Step 3: Cross multiply
    1,465.75x = 2,199.03 × 1,027
  4. Step 4: Simplify right side
    1,465.75x = 2,258,403.81
  5. Step 5: Solve for x
    x = 2,258,403.81/1,465.75
  6. Step 6: Final answer
    x = 1,540.78

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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.