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Finding the Fourth Proportional to 587,089.11, 880,744.41 and 187,622.63

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Solution

The fourth proportional to 587,089.11, 880,744.41 and 187,622.63 is: 281,469.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,089.11 : 880,744.41 = 187,622.63 : x
  2. Step 2: Convert to fraction form
    587,089.11/880,744.41 = 187,622.63/x
  3. Step 3: Cross multiply
    587,089.11x = 880,744.41 × 187,622.63
  4. Step 4: Simplify right side
    587,089.11x = 165,247,582,562.00
  5. Step 5: Solve for x
    x = 165,247,582,562.00/587,089.11
  6. Step 6: Final answer
    x = 281,469.34

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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.