Home / 451,918.49-677,874.78-114,956.26

Finding the Fourth Proportional to 451,918.49, 677,874.78 and 114,956.26

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Solution

The fourth proportional to 451,918.49, 677,874.78 and 114,956.26 is: 172,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,918.49 : 677,874.78 = 114,956.26 : x
  2. Step 2: Convert to fraction form
    451,918.49/677,874.78 = 114,956.26/x
  3. Step 3: Cross multiply
    451,918.49x = 677,874.78 × 114,956.26
  4. Step 4: Simplify right side
    451,918.49x = 77,925,947,762.44
  5. Step 5: Solve for x
    x = 77,925,947,762.44/451,918.49
  6. Step 6: Final answer
    x = 172,433.64

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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.