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Finding the Fourth Proportional to 322,405.30, 483,607.95 and 322,405.30

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Solution

The fourth proportional to 322,405.30, 483,607.95 and 322,405.30 is: 483,607.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,405.30 : 483,607.95 = 322,405.30 : x
  2. Step 2: Convert to fraction form
    322,405.30/483,607.95 = 322,405.30/x
  3. Step 3: Cross multiply
    322,405.30x = 483,607.95 × 322,405.30
  4. Step 4: Simplify right side
    322,405.30x = 155,917,766,202.14
  5. Step 5: Solve for x
    x = 155,917,766,202.14/322,405.30
  6. Step 6: Final answer
    x = 483,607.95

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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.