Home / 855,029.52-1,282,445.87-223,992.54

Finding the Fourth Proportional to 855,029.52, 1,282,445.87 and 223,992.54

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Solution

The fourth proportional to 855,029.52, 1,282,445.87 and 223,992.54 is: 335,963.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,029.52 : 1,282,445.87 = 223,992.54 : x
  2. Step 2: Convert to fraction form
    855,029.52/1,282,445.87 = 223,992.54/x
  3. Step 3: Cross multiply
    855,029.52x = 1,282,445.87 × 223,992.54
  4. Step 4: Simplify right side
    855,029.52x = 287,258,306,713.85
  5. Step 5: Solve for x
    x = 287,258,306,713.85/855,029.52
  6. Step 6: Final answer
    x = 335,963.03

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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.