Home / 396,922.77-595,360.04-140,768.01

Finding the Fourth Proportional to 396,922.77, 595,360.04 and 140,768.01

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Solution

The fourth proportional to 396,922.77, 595,360.04 and 140,768.01 is: 211,143.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,922.77 : 595,360.04 = 140,768.01 : x
  2. Step 2: Convert to fraction form
    396,922.77/595,360.04 = 140,768.01/x
  3. Step 3: Cross multiply
    396,922.77x = 595,360.04 × 140,768.01
  4. Step 4: Simplify right side
    396,922.77x = 83,807,647,360.48
  5. Step 5: Solve for x
    x = 83,807,647,360.48/396,922.77
  6. Step 6: Final answer
    x = 211,143.46

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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.