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Finding the Fourth Proportional to 335,138.94, 462,480.03 and 184,234.86

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Solution

The fourth proportional to 335,138.94, 462,480.03 and 184,234.86 is: 254,237.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,138.94 : 462,480.03 = 184,234.86 : x
  2. Step 2: Convert to fraction form
    335,138.94/462,480.03 = 184,234.86/x
  3. Step 3: Cross multiply
    335,138.94x = 462,480.03 × 184,234.86
  4. Step 4: Simplify right side
    335,138.94x = 85,204,943,579.85
  5. Step 5: Solve for x
    x = 85,204,943,579.85/335,138.94
  6. Step 6: Final answer
    x = 254,237.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.