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Finding the Fourth Proportional to 279,162.67, 418,560.25 and 184,103.01

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Solution

The fourth proportional to 279,162.67, 418,560.25 and 184,103.01 is: 276,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,162.67 : 418,560.25 = 184,103.01 : x
  2. Step 2: Convert to fraction form
    279,162.67/418,560.25 = 184,103.01/x
  3. Step 3: Cross multiply
    279,162.67x = 418,560.25 × 184,103.01
  4. Step 4: Simplify right side
    279,162.67x = 77,058,201,891.35
  5. Step 5: Solve for x
    x = 77,058,201,891.35/279,162.67
  6. Step 6: Final answer
    x = 276,033.33

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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.