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Finding the Fourth Proportional to 322,179.66, 444,595.64 and 178,948.89

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Solution

The fourth proportional to 322,179.66, 444,595.64 and 178,948.89 is: 246,942.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,179.66 : 444,595.64 = 178,948.89 : x
  2. Step 2: Convert to fraction form
    322,179.66/444,595.64 = 178,948.89/x
  3. Step 3: Cross multiply
    322,179.66x = 444,595.64 × 178,948.89
  4. Step 4: Simplify right side
    322,179.66x = 79,559,895,382.10
  5. Step 5: Solve for x
    x = 79,559,895,382.10/322,179.66
  6. Step 6: Final answer
    x = 246,942.64

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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.