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Finding the Fourth Proportional to 361,418.49, 542,624.27 and 184,044.69

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Solution

The fourth proportional to 361,418.49, 542,624.27 and 184,044.69 is: 276,319.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,418.49 : 542,624.27 = 184,044.69 : x
  2. Step 2: Convert to fraction form
    361,418.49/542,624.27 = 184,044.69/x
  3. Step 3: Cross multiply
    361,418.49x = 542,624.27 × 184,044.69
  4. Step 4: Simplify right side
    361,418.49x = 99,867,114,638.40
  5. Step 5: Solve for x
    x = 99,867,114,638.40/361,418.49
  6. Step 6: Final answer
    x = 276,319.88

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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.