Home / 885,439.69-1,328,383.70-254,353.50

Finding the Fourth Proportional to 885,439.69, 1,328,383.70 and 254,353.50

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Solution

The fourth proportional to 885,439.69, 1,328,383.70 and 254,353.50 is: 381,594.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,439.69 : 1,328,383.70 = 254,353.50 : x
  2. Step 2: Convert to fraction form
    885,439.69/1,328,383.70 = 254,353.50/x
  3. Step 3: Cross multiply
    885,439.69x = 1,328,383.70 × 254,353.50
  4. Step 4: Simplify right side
    885,439.69x = 337,879,043,120.01
  5. Step 5: Solve for x
    x = 337,879,043,120.01/885,439.69
  6. Step 6: Final answer
    x = 381,594.64

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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.