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Finding the Fourth Proportional to 291,800.52, 436,456.60 and 179,204.04

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Solution

The fourth proportional to 291,800.52, 436,456.60 and 179,204.04 is: 268,041.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,800.52 : 436,456.60 = 179,204.04 : x
  2. Step 2: Convert to fraction form
    291,800.52/436,456.60 = 179,204.04/x
  3. Step 3: Cross multiply
    291,800.52x = 436,456.60 × 179,204.04
  4. Step 4: Simplify right side
    291,800.52x = 78,214,786,004.66
  5. Step 5: Solve for x
    x = 78,214,786,004.66/291,800.52
  6. Step 6: Final answer
    x = 268,041.97

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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.