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Finding the Fourth Proportional to 322,597.30, 483,900.52 and 122,928.62

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Solution

The fourth proportional to 322,597.30, 483,900.52 and 122,928.62 is: 184,394.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,597.30 : 483,900.52 = 122,928.62 : x
  2. Step 2: Convert to fraction form
    322,597.30/483,900.52 = 122,928.62/x
  3. Step 3: Cross multiply
    322,597.30x = 483,900.52 × 122,928.62
  4. Step 4: Simplify right side
    322,597.30x = 59,485,223,140.88
  5. Step 5: Solve for x
    x = 59,485,223,140.88/322,597.30
  6. Step 6: Final answer
    x = 184,394.67

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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.