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Finding the Fourth Proportional to 395,025.60, 592,676.64 and 114,559.68

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Solution

The fourth proportional to 395,025.60, 592,676.64 and 114,559.68 is: 171,879.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,025.60 : 592,676.64 = 114,559.68 : x
  2. Step 2: Convert to fraction form
    395,025.60/592,676.64 = 114,559.68/x
  3. Step 3: Cross multiply
    395,025.60x = 592,676.64 × 114,559.68
  4. Step 4: Simplify right side
    395,025.60x = 67,896,846,221.88
  5. Step 5: Solve for x
    x = 67,896,846,221.88/395,025.60
  6. Step 6: Final answer
    x = 171,879.61

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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.