Home / 321,936.68-444,271.86-178,698.44

Finding the Fourth Proportional to 321,936.68, 444,271.86 and 178,698.44

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Solution

The fourth proportional to 321,936.68, 444,271.86 and 178,698.44 is: 246,603.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,936.68 : 444,271.86 = 178,698.44 : x
  2. Step 2: Convert to fraction form
    321,936.68/444,271.86 = 178,698.44/x
  3. Step 3: Cross multiply
    321,936.68x = 444,271.86 × 178,698.44
  4. Step 4: Simplify right side
    321,936.68x = 79,390,688,317.90
  5. Step 5: Solve for x
    x = 79,390,688,317.90/321,936.68
  6. Step 6: Final answer
    x = 246,603.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.