Home / 803,144.86-1,204,757.23-263,455.53

Finding the Fourth Proportional to 803,144.86, 1,204,757.23 and 263,455.53

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Solution

The fourth proportional to 803,144.86, 1,204,757.23 and 263,455.53 is: 395,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,144.86 : 1,204,757.23 = 263,455.53 : x
  2. Step 2: Convert to fraction form
    803,144.86/1,204,757.23 = 263,455.53/x
  3. Step 3: Cross multiply
    803,144.86x = 1,204,757.23 × 263,455.53
  4. Step 4: Simplify right side
    803,144.86x = 317,399,954,550.98
  5. Step 5: Solve for x
    x = 317,399,954,550.98/803,144.86
  6. Step 6: Final answer
    x = 395,196.40

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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.