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Finding the Fourth Proportional to 273,014.01, 409,147.61 and 173,244.29

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Solution

The fourth proportional to 273,014.01, 409,147.61 and 173,244.29 is: 259,629.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,014.01 : 409,147.61 = 173,244.29 : x
  2. Step 2: Convert to fraction form
    273,014.01/409,147.61 = 173,244.29/x
  3. Step 3: Cross multiply
    273,014.01x = 409,147.61 × 173,244.29
  4. Step 4: Simplify right side
    273,014.01x = 70,882,484,287.69
  5. Step 5: Solve for x
    x = 70,882,484,287.69/273,014.01
  6. Step 6: Final answer
    x = 259,629.48

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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.