Home / 396,837.60-595,256.40-134,181.60

Finding the Fourth Proportional to 396,837.60, 595,256.40 and 134,181.60

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Solution

The fourth proportional to 396,837.60, 595,256.40 and 134,181.60 is: 201,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,837.60 : 595,256.40 = 134,181.60 : x
  2. Step 2: Convert to fraction form
    396,837.60/595,256.40 = 134,181.60/x
  3. Step 3: Cross multiply
    396,837.60x = 595,256.40 × 134,181.60
  4. Step 4: Simplify right side
    396,837.60x = 79,872,456,162.24
  5. Step 5: Solve for x
    x = 79,872,456,162.24/396,837.60
  6. Step 6: Final answer
    x = 201,272.40

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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.