Home / 321,790.41-444,070.75-178,551.49

Finding the Fourth Proportional to 321,790.41, 444,070.75 and 178,551.49

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Solution

The fourth proportional to 321,790.41, 444,070.75 and 178,551.49 is: 246,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,790.41 : 444,070.75 = 178,551.49 : x
  2. Step 2: Convert to fraction form
    321,790.41/444,070.75 = 178,551.49/x
  3. Step 3: Cross multiply
    321,790.41x = 444,070.75 × 178,551.49
  4. Step 4: Simplify right side
    321,790.41x = 79,289,494,077.92
  5. Step 5: Solve for x
    x = 79,289,494,077.92/321,790.41
  6. Step 6: Final answer
    x = 246,401.05

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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.