Home / 323,845.79-446,789.40-187,804.67

Finding the Fourth Proportional to 323,845.79, 446,789.40 and 187,804.67

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Solution

The fourth proportional to 323,845.79, 446,789.40 and 187,804.67 is: 259,102.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,845.79 : 446,789.40 = 187,804.67 : x
  2. Step 2: Convert to fraction form
    323,845.79/446,789.40 = 187,804.67/x
  3. Step 3: Cross multiply
    323,845.79x = 446,789.40 × 187,804.67
  4. Step 4: Simplify right side
    323,845.79x = 83,909,135,826.50
  5. Step 5: Solve for x
    x = 83,909,135,826.50/323,845.79
  6. Step 6: Final answer
    x = 259,102.14

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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.