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Finding the Fourth Proportional to 322,329.49, 483,704.03 and 122,651.53

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Solution

The fourth proportional to 322,329.49, 483,704.03 and 122,651.53 is: 184,057.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,329.49 : 483,704.03 = 122,651.53 : x
  2. Step 2: Convert to fraction form
    322,329.49/483,704.03 = 122,651.53/x
  3. Step 3: Cross multiply
    322,329.49x = 483,704.03 × 122,651.53
  4. Step 4: Simplify right side
    322,329.49x = 59,327,039,346.67
  5. Step 5: Solve for x
    x = 59,327,039,346.67/322,329.49
  6. Step 6: Final answer
    x = 184,057.13

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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.