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Finding the Fourth Proportional to 350,940.54, 526,447.72 and 114,301.68

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Solution

The fourth proportional to 350,940.54, 526,447.72 and 114,301.68 is: 171,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,940.54 : 526,447.72 = 114,301.68 : x
  2. Step 2: Convert to fraction form
    350,940.54/526,447.72 = 114,301.68/x
  3. Step 3: Cross multiply
    350,940.54x = 526,447.72 × 114,301.68
  4. Step 4: Simplify right side
    350,940.54x = 60,173,858,828.17
  5. Step 5: Solve for x
    x = 60,173,858,828.17/350,940.54
  6. Step 6: Final answer
    x = 171,464.54

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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.