Home / 396,844.50-595,352.97-130,632.06

Finding the Fourth Proportional to 396,844.50, 595,352.97 and 130,632.06

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Solution

The fourth proportional to 396,844.50, 595,352.97 and 130,632.06 is: 195,976.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,844.50 : 595,352.97 = 130,632.06 : x
  2. Step 2: Convert to fraction form
    396,844.50/595,352.97 = 130,632.06/x
  3. Step 3: Cross multiply
    396,844.50x = 595,352.97 × 130,632.06
  4. Step 4: Simplify right side
    396,844.50x = 77,772,184,898.22
  5. Step 5: Solve for x
    x = 77,772,184,898.22/396,844.50
  6. Step 6: Final answer
    x = 195,976.47

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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.