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Finding the Fourth Proportional to 323,553.22, 446,504.94 and 187,667.62

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Solution

The fourth proportional to 323,553.22, 446,504.94 and 187,667.62 is: 258,982.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,553.22 : 446,504.94 = 187,667.62 : x
  2. Step 2: Convert to fraction form
    323,553.22/446,504.94 = 187,667.62/x
  3. Step 3: Cross multiply
    323,553.22x = 446,504.94 × 187,667.62
  4. Step 4: Simplify right side
    323,553.22x = 83,794,518,777.10
  5. Step 5: Solve for x
    x = 83,794,518,777.10/323,553.22
  6. Step 6: Final answer
    x = 258,982.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.