Home / 328,540.14-492,735.89-150,876.36

Finding the Fourth Proportional to 328,540.14, 492,735.89 and 150,876.36

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Solution

The fourth proportional to 328,540.14, 492,735.89 and 150,876.36 is: 226,280.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,540.14 : 492,735.89 = 150,876.36 : x
  2. Step 2: Convert to fraction form
    328,540.14/492,735.89 = 150,876.36/x
  3. Step 3: Cross multiply
    328,540.14x = 492,735.89 × 150,876.36
  4. Step 4: Simplify right side
    328,540.14x = 74,342,197,901.75
  5. Step 5: Solve for x
    x = 74,342,197,901.75/328,540.14
  6. Step 6: Final answer
    x = 226,280.41

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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.