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Finding the Fourth Proportional to 275,324.61, 380,081.45 and 184,647.41

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Solution

The fourth proportional to 275,324.61, 380,081.45 and 184,647.41 is: 254,902.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,324.61 : 380,081.45 = 184,647.41 : x
  2. Step 2: Convert to fraction form
    275,324.61/380,081.45 = 184,647.41/x
  3. Step 3: Cross multiply
    275,324.61x = 380,081.45 × 184,647.41
  4. Step 4: Simplify right side
    275,324.61x = 70,181,053,892.76
  5. Step 5: Solve for x
    x = 70,181,053,892.76/275,324.61
  6. Step 6: Final answer
    x = 254,902.94

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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.