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Finding the Fourth Proportional to 322,030.94, 444,382.13 and 178,790.94

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Solution

The fourth proportional to 322,030.94, 444,382.13 and 178,790.94 is: 246,720.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,030.94 : 444,382.13 = 178,790.94 : x
  2. Step 2: Convert to fraction form
    322,030.94/444,382.13 = 178,790.94/x
  3. Step 3: Cross multiply
    322,030.94x = 444,382.13 × 178,790.94
  4. Step 4: Simplify right side
    322,030.94x = 79,451,497,847.95
  5. Step 5: Solve for x
    x = 79,451,497,847.95/322,030.94
  6. Step 6: Final answer
    x = 246,720.08

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1.5x scale

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.