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Finding the Fourth Proportional to 273,847.40, 410,079.90 and 179,844.20

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Solution

The fourth proportional to 273,847.40, 410,079.90 and 179,844.20 is: 269,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,847.40 : 410,079.90 = 179,844.20 : x
  2. Step 2: Convert to fraction form
    273,847.40/410,079.90 = 179,844.20/x
  3. Step 3: Cross multiply
    273,847.40x = 410,079.90 × 179,844.20
  4. Step 4: Simplify right side
    273,847.40x = 73,750,491,551.58
  5. Step 5: Solve for x
    x = 73,750,491,551.58/273,847.40
  6. Step 6: Final answer
    x = 269,312.37

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1.5x scale

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.