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Finding the Fourth Proportional to 322,640.98, 483,525.52 and 122,852.37

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Solution

The fourth proportional to 322,640.98, 483,525.52 and 122,852.37 is: 184,112.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,640.98 : 483,525.52 = 122,852.37 : x
  2. Step 2: Convert to fraction form
    322,640.98/483,525.52 = 122,852.37/x
  3. Step 3: Cross multiply
    322,640.98x = 483,525.52 × 122,852.37
  4. Step 4: Simplify right side
    322,640.98x = 59,402,257,604.72
  5. Step 5: Solve for x
    x = 59,402,257,604.72/322,640.98
  6. Step 6: Final answer
    x = 184,112.57

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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.