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Finding the Fourth Proportional to 322,321.77, 483,482.64 and 122,596.02

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Solution

The fourth proportional to 322,321.77, 483,482.64 and 122,596.02 is: 183,894.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,321.77 : 483,482.64 = 122,596.02 : x
  2. Step 2: Convert to fraction form
    322,321.77/483,482.64 = 122,596.02/x
  3. Step 3: Cross multiply
    322,321.77x = 483,482.64 × 122,596.02
  4. Step 4: Simplify right side
    322,321.77x = 59,273,047,403.09
  5. Step 5: Solve for x
    x = 59,273,047,403.09/322,321.77
  6. Step 6: Final answer
    x = 183,894.02

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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.