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Finding the Fourth Proportional to 332,326.81, 458,608.66 and 181,423.81

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Solution

The fourth proportional to 332,326.81, 458,608.66 and 181,423.81 is: 250,363.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,326.81 : 458,608.66 = 181,423.81 : x
  2. Step 2: Convert to fraction form
    332,326.81/458,608.66 = 181,423.81/x
  3. Step 3: Cross multiply
    332,326.81x = 458,608.66 × 181,423.81
  4. Step 4: Simplify right side
    332,326.81x = 83,202,530,396.19
  5. Step 5: Solve for x
    x = 83,202,530,396.19/332,326.81
  6. Step 6: Final answer
    x = 250,363.58

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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.