Home / 263,765.36-395,197.26-188,500.96

Finding the Fourth Proportional to 263,765.36, 395,197.26 and 188,500.96

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Solution

The fourth proportional to 263,765.36, 395,197.26 and 188,500.96 is: 282,429.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,765.36 : 395,197.26 = 188,500.96 : x
  2. Step 2: Convert to fraction form
    263,765.36/395,197.26 = 188,500.96/x
  3. Step 3: Cross multiply
    263,765.36x = 395,197.26 × 188,500.96
  4. Step 4: Simplify right side
    263,765.36x = 74,495,062,899.37
  5. Step 5: Solve for x
    x = 74,495,062,899.37/263,765.36
  6. Step 6: Final answer
    x = 282,429.29

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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.