Home / 263,940.20-395,910.30-245,277.80

Finding the Fourth Proportional to 263,940.20, 395,910.30 and 245,277.80

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Solution

The fourth proportional to 263,940.20, 395,910.30 and 245,277.80 is: 367,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,940.20 : 395,910.30 = 245,277.80 : x
  2. Step 2: Convert to fraction form
    263,940.20/395,910.30 = 245,277.80/x
  3. Step 3: Cross multiply
    263,940.20x = 395,910.30 × 245,277.80
  4. Step 4: Simplify right side
    263,940.20x = 97,108,007,381.34
  5. Step 5: Solve for x
    x = 97,108,007,381.34/263,940.20
  6. Step 6: Final answer
    x = 367,916.70

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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.