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Finding the Fourth Proportional to 444,895.65, 667,374.60 and 178,656.16

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Solution

The fourth proportional to 444,895.65, 667,374.60 and 178,656.16 is: 267,996.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,895.65 : 667,374.60 = 178,656.16 : x
  2. Step 2: Convert to fraction form
    444,895.65/667,374.60 = 178,656.16/x
  3. Step 3: Cross multiply
    444,895.65x = 667,374.60 × 178,656.16
  4. Step 4: Simplify right side
    444,895.65x = 119,230,583,317.54
  5. Step 5: Solve for x
    x = 119,230,583,317.54/444,895.65
  6. Step 6: Final answer
    x = 267,996.74

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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.