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Finding the Fourth Proportional to 333,163.56, 499,940.82 and 122,948.04

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Solution

The fourth proportional to 333,163.56, 499,940.82 and 122,948.04 is: 184,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,163.56 : 499,940.82 = 122,948.04 : x
  2. Step 2: Convert to fraction form
    333,163.56/499,940.82 = 122,948.04/x
  3. Step 3: Cross multiply
    333,163.56x = 499,940.82 × 122,948.04
  4. Step 4: Simplify right side
    333,163.56x = 61,466,743,934.99
  5. Step 5: Solve for x
    x = 61,466,743,934.99/333,163.56
  6. Step 6: Final answer
    x = 184,494.20

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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.