Home / 792,676.44-1,189,138.59-260,076.33

Finding the Fourth Proportional to 792,676.44, 1,189,138.59 and 260,076.33

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Solution

The fourth proportional to 792,676.44, 1,189,138.59 and 260,076.33 is: 390,155.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,676.44 : 1,189,138.59 = 260,076.33 : x
  2. Step 2: Convert to fraction form
    792,676.44/1,189,138.59 = 260,076.33/x
  3. Step 3: Cross multiply
    792,676.44x = 1,189,138.59 × 260,076.33
  4. Step 4: Simplify right side
    792,676.44x = 309,266,800,348.58
  5. Step 5: Solve for x
    x = 309,266,800,348.58/792,676.44
  6. Step 6: Final answer
    x = 390,155.16

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Double scale
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Similar ratio
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1.5x scale

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.