Home / 803,131.43-1,204,211.79-376,760.75

Finding the Fourth Proportional to 803,131.43, 1,204,211.79 and 376,760.75

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Solution

The fourth proportional to 803,131.43, 1,204,211.79 and 376,760.75 is: 564,913.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,131.43 : 1,204,211.79 = 376,760.75 : x
  2. Step 2: Convert to fraction form
    803,131.43/1,204,211.79 = 376,760.75/x
  3. Step 3: Cross multiply
    803,131.43x = 1,204,211.79 × 376,760.75
  4. Step 4: Simplify right side
    803,131.43x = 453,699,735,653.98
  5. Step 5: Solve for x
    x = 453,699,735,653.98/803,131.43
  6. Step 6: Final answer
    x = 564,913.44

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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.