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Finding the Fourth Proportional to 322,626.24, 483,615.36 and 122,895.36

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Solution

The fourth proportional to 322,626.24, 483,615.36 and 122,895.36 is: 184,219.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,626.24 : 483,615.36 = 122,895.36 : x
  2. Step 2: Convert to fraction form
    322,626.24/483,615.36 = 122,895.36/x
  3. Step 3: Cross multiply
    322,626.24x = 483,615.36 × 122,895.36
  4. Step 4: Simplify right side
    322,626.24x = 59,434,083,768.73
  5. Step 5: Solve for x
    x = 59,434,083,768.73/322,626.24
  6. Step 6: Final answer
    x = 184,219.62

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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.