Home / 855,228.18-1,282,828.51-294,267.54

Finding the Fourth Proportional to 855,228.18, 1,282,828.51 and 294,267.54

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Solution

The fourth proportional to 855,228.18, 1,282,828.51 and 294,267.54 is: 441,396.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,228.18 : 1,282,828.51 = 294,267.54 : x
  2. Step 2: Convert to fraction form
    855,228.18/1,282,828.51 = 294,267.54/x
  3. Step 3: Cross multiply
    855,228.18x = 1,282,828.51 × 294,267.54
  4. Step 4: Simplify right side
    855,228.18x = 377,494,789,879.57
  5. Step 5: Solve for x
    x = 377,494,789,879.57/855,228.18
  6. Step 6: Final answer
    x = 441,396.58

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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.