Home / 263,932.20-395,639.10-235,938.60

Finding the Fourth Proportional to 263,932.20, 395,639.10 and 235,938.60

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Solution

The fourth proportional to 263,932.20, 395,639.10 and 235,938.60 is: 353,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,932.20 : 395,639.10 = 235,938.60 : x
  2. Step 2: Convert to fraction form
    263,932.20/395,639.10 = 235,938.60/x
  3. Step 3: Cross multiply
    263,932.20x = 395,639.10 × 235,938.60
  4. Step 4: Simplify right side
    263,932.20x = 93,346,535,359.26
  5. Step 5: Solve for x
    x = 93,346,535,359.26/263,932.20
  6. Step 6: Final answer
    x = 353,676.19

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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.