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Finding the Fourth Proportional to 882,851.70, 1,324,289.70 and 251,765.58

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Solution

The fourth proportional to 882,851.70, 1,324,289.70 and 251,765.58 is: 377,651.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,851.70 : 1,324,289.70 = 251,765.58 : x
  2. Step 2: Convert to fraction form
    882,851.70/1,324,289.70 = 251,765.58/x
  3. Step 3: Cross multiply
    882,851.70x = 1,324,289.70 × 251,765.58
  4. Step 4: Simplify right side
    882,851.70x = 333,410,564,408.53
  5. Step 5: Solve for x
    x = 333,410,564,408.53/882,851.70
  6. Step 6: Final answer
    x = 377,651.83

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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.