Home / 263,922.80-395,884.20-200,937.20

Finding the Fourth Proportional to 263,922.80, 395,884.20 and 200,937.20

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Solution

The fourth proportional to 263,922.80, 395,884.20 and 200,937.20 is: 301,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,922.80 : 395,884.20 = 200,937.20 : x
  2. Step 2: Convert to fraction form
    263,922.80/395,884.20 = 200,937.20/x
  3. Step 3: Cross multiply
    263,922.80x = 395,884.20 × 200,937.20
  4. Step 4: Simplify right side
    263,922.80x = 79,547,862,672.24
  5. Step 5: Solve for x
    x = 79,547,862,672.24/263,922.80
  6. Step 6: Final answer
    x = 301,405.80

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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.