Home / 587,086.11-880,739.91-187,619.63

Finding the Fourth Proportional to 587,086.11, 880,739.91 and 187,619.63

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Solution

The fourth proportional to 587,086.11, 880,739.91 and 187,619.63 is: 281,464.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,086.11 : 880,739.91 = 187,619.63 : x
  2. Step 2: Convert to fraction form
    587,086.11/880,739.91 = 187,619.63/x
  3. Step 3: Cross multiply
    587,086.11x = 880,739.91 × 187,619.63
  4. Step 4: Simplify right side
    587,086.11x = 165,244,091,636.73
  5. Step 5: Solve for x
    x = 165,244,091,636.73/587,086.11
  6. Step 6: Final answer
    x = 281,464.83

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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.