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Finding the Fourth Proportional to 260,846.88, 360,135.96 and 179,310.72

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Solution

The fourth proportional to 260,846.88, 360,135.96 and 179,310.72 is: 247,563.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,846.88 : 360,135.96 = 179,310.72 : x
  2. Step 2: Convert to fraction form
    260,846.88/360,135.96 = 179,310.72/x
  3. Step 3: Cross multiply
    260,846.88x = 360,135.96 × 179,310.72
  4. Step 4: Simplify right side
    260,846.88x = 64,576,238,285.49
  5. Step 5: Solve for x
    x = 64,576,238,285.49/260,846.88
  6. Step 6: Final answer
    x = 247,563.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.