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Finding the Fourth Proportional to 273,934.60, 410,893.26 and 162,379.24

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Solution

The fourth proportional to 273,934.60, 410,893.26 and 162,379.24 is: 243,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,934.60 : 410,893.26 = 162,379.24 : x
  2. Step 2: Convert to fraction form
    273,934.60/410,893.26 = 162,379.24/x
  3. Step 3: Cross multiply
    273,934.60x = 410,893.26 × 162,379.24
  4. Step 4: Simplify right side
    273,934.60x = 66,720,535,279.92
  5. Step 5: Solve for x
    x = 66,720,535,279.92/273,934.60
  6. Step 6: Final answer
    x = 243,563.74

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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.