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Finding the Fourth Proportional to 333,353.25, 460,028.70 and 180,391.43

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Solution

The fourth proportional to 333,353.25, 460,028.70 and 180,391.43 is: 248,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,353.25 : 460,028.70 = 180,391.43 : x
  2. Step 2: Convert to fraction form
    333,353.25/460,028.70 = 180,391.43/x
  3. Step 3: Cross multiply
    333,353.25x = 460,028.70 × 180,391.43
  4. Step 4: Simplify right side
    333,353.25x = 82,985,235,034.04
  5. Step 5: Solve for x
    x = 82,985,235,034.04/333,353.25
  6. Step 6: Final answer
    x = 248,940.83

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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.