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Finding the Fourth Proportional to 322,339.66, 483,395.08 and 94,571.72

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Solution

The fourth proportional to 322,339.66, 483,395.08 and 94,571.72 is: 141,824.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,339.66 : 483,395.08 = 94,571.72 : x
  2. Step 2: Convert to fraction form
    322,339.66/483,395.08 = 94,571.72/x
  3. Step 3: Cross multiply
    322,339.66x = 483,395.08 × 94,571.72
  4. Step 4: Simplify right side
    322,339.66x = 45,715,504,155.14
  5. Step 5: Solve for x
    x = 45,715,504,155.14/322,339.66
  6. Step 6: Final answer
    x = 141,824.01

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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.