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Finding the Fourth Proportional to 332,189.67, 458,421.62 and 181,286.67

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Solution

The fourth proportional to 332,189.67, 458,421.62 and 181,286.67 is: 250,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,189.67 : 458,421.62 = 181,286.67 : x
  2. Step 2: Convert to fraction form
    332,189.67/458,421.62 = 181,286.67/x
  3. Step 3: Cross multiply
    332,189.67x = 458,421.62 × 181,286.67
  4. Step 4: Simplify right side
    332,189.67x = 83,105,728,945.81
  5. Step 5: Solve for x
    x = 83,105,728,945.81/332,189.67
  6. Step 6: Final answer
    x = 250,175.54

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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.