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Finding the Fourth Proportional to 328,241.62, 492,165.60 and 150,526

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Solution

The fourth proportional to 328,241.62, 492,165.60 and 150,526 is: 225,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,241.62 : 492,165.60 = 150,526 : x
  2. Step 2: Convert to fraction form
    328,241.62/492,165.60 = 150,526/x
  3. Step 3: Cross multiply
    328,241.62x = 492,165.60 × 150,526
  4. Step 4: Simplify right side
    328,241.62x = 74,083,719,105.60
  5. Step 5: Solve for x
    x = 74,083,719,105.60/328,241.62
  6. Step 6: Final answer
    x = 225,698.74

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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.