Home / 263,730.20-395,336.10-235,736.60

Finding the Fourth Proportional to 263,730.20, 395,336.10 and 235,736.60

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Solution

The fourth proportional to 263,730.20, 395,336.10 and 235,736.60 is: 353,373.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,730.20 : 395,336.10 = 235,736.60 : x
  2. Step 2: Convert to fraction form
    263,730.20/395,336.10 = 235,736.60/x
  3. Step 3: Cross multiply
    263,730.20x = 395,336.10 × 235,736.60
  4. Step 4: Simplify right side
    263,730.20x = 93,195,188,071.26
  5. Step 5: Solve for x
    x = 93,195,188,071.26/263,730.20
  6. Step 6: Final answer
    x = 353,373.21

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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.