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Finding the Fourth Proportional to 273,590.37, 410,207.90 and 113,622.39

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Solution

The fourth proportional to 273,590.37, 410,207.90 and 113,622.39 is: 170,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,590.37 : 410,207.90 = 113,622.39 : x
  2. Step 2: Convert to fraction form
    273,590.37/410,207.90 = 113,622.39/x
  3. Step 3: Cross multiply
    273,590.37x = 410,207.90 × 113,622.39
  4. Step 4: Simplify right side
    273,590.37x = 46,608,801,426.77
  5. Step 5: Solve for x
    x = 46,608,801,426.77/273,590.37
  6. Step 6: Final answer
    x = 170,359.80

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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.