Home / 414,560.97-621,834.44-186,729.84

Finding the Fourth Proportional to 414,560.97, 621,834.44 and 186,729.84

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Solution

The fourth proportional to 414,560.97, 621,834.44 and 186,729.84 is: 280,091.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,560.97 : 621,834.44 = 186,729.84 : x
  2. Step 2: Convert to fraction form
    414,560.97/621,834.44 = 186,729.84/x
  3. Step 3: Cross multiply
    414,560.97x = 621,834.44 × 186,729.84
  4. Step 4: Simplify right side
    414,560.97x = 116,115,044,554.04
  5. Step 5: Solve for x
    x = 116,115,044,554.04/414,560.97
  6. Step 6: Final answer
    x = 280,091.60

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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.