Home / 803,031.78-1,204,554.24-263,280.18

Finding the Fourth Proportional to 803,031.78, 1,204,554.24 and 263,280.18

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Solution

The fourth proportional to 803,031.78, 1,204,554.24 and 263,280.18 is: 394,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,031.78 : 1,204,554.24 = 263,280.18 : x
  2. Step 2: Convert to fraction form
    803,031.78/1,204,554.24 = 263,280.18/x
  3. Step 3: Cross multiply
    803,031.78x = 1,204,554.24 × 263,280.18
  4. Step 4: Simplify right side
    803,031.78x = 317,135,257,126.96
  5. Step 5: Solve for x
    x = 317,135,257,126.96/803,031.78
  6. Step 6: Final answer
    x = 394,922.42

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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.