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Finding the Fourth Proportional to 275,337.78, 380,099.61 and 184,660.62

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Solution

The fourth proportional to 275,337.78, 380,099.61 and 184,660.62 is: 254,921.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,337.78 : 380,099.61 = 184,660.62 : x
  2. Step 2: Convert to fraction form
    275,337.78/380,099.61 = 184,660.62/x
  3. Step 3: Cross multiply
    275,337.78x = 380,099.61 × 184,660.62
  4. Step 4: Simplify right side
    275,337.78x = 70,189,429,644.36
  5. Step 5: Solve for x
    x = 70,189,429,644.36/275,337.78
  6. Step 6: Final answer
    x = 254,921.17

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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.