Home / 294,118.36-440,999.64-131,982.68

Finding the Fourth Proportional to 294,118.36, 440,999.64 and 131,982.68

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Solution

The fourth proportional to 294,118.36, 440,999.64 and 131,982.68 is: 197,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,118.36 : 440,999.64 = 131,982.68 : x
  2. Step 2: Convert to fraction form
    294,118.36/440,999.64 = 131,982.68/x
  3. Step 3: Cross multiply
    294,118.36x = 440,999.64 × 131,982.68
  4. Step 4: Simplify right side
    294,118.36x = 58,204,315,468.73
  5. Step 5: Solve for x
    x = 58,204,315,468.73/294,118.36
  6. Step 6: Final answer
    x = 197,894.19

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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.