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Finding the Fourth Proportional to 273,886.60, 410,829.90 and 179,409.80

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Solution

The fourth proportional to 273,886.60, 410,829.90 and 179,409.80 is: 269,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,886.60 : 410,829.90 = 179,409.80 : x
  2. Step 2: Convert to fraction form
    273,886.60/410,829.90 = 179,409.80/x
  3. Step 3: Cross multiply
    273,886.60x = 410,829.90 × 179,409.80
  4. Step 4: Simplify right side
    273,886.60x = 73,706,910,193.02
  5. Step 5: Solve for x
    x = 73,706,910,193.02/273,886.60
  6. Step 6: Final answer
    x = 269,114.70

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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.