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Finding the Fourth Proportional to 332,676.48, 499,212.36 and 122,462.04

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Solution

The fourth proportional to 332,676.48, 499,212.36 and 122,462.04 is: 183,765.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,676.48 : 499,212.36 = 122,462.04 : x
  2. Step 2: Convert to fraction form
    332,676.48/499,212.36 = 122,462.04/x
  3. Step 3: Cross multiply
    332,676.48x = 499,212.36 × 122,462.04
  4. Step 4: Simplify right side
    332,676.48x = 61,134,563,998.81
  5. Step 5: Solve for x
    x = 61,134,563,998.81/332,676.48
  6. Step 6: Final answer
    x = 183,765.81

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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.