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Finding the Fourth Proportional to 259,353.36, 357,936.04 and 150,481.60

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Solution

The fourth proportional to 259,353.36, 357,936.04 and 150,481.60 is: 207,681.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,353.36 : 357,936.04 = 150,481.60 : x
  2. Step 2: Convert to fraction form
    259,353.36/357,936.04 = 150,481.60/x
  3. Step 3: Cross multiply
    259,353.36x = 357,936.04 × 150,481.60
  4. Step 4: Simplify right side
    259,353.36x = 53,862,787,996.86
  5. Step 5: Solve for x
    x = 53,862,787,996.86/259,353.36
  6. Step 6: Final answer
    x = 207,681.09

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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.