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Finding the Fourth Proportional to 323,586, 446,563.89 and 180,347.09

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Solution

The fourth proportional to 323,586, 446,563.89 and 180,347.09 is: 248,887.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,586 : 446,563.89 = 180,347.09 : x
  2. Step 2: Convert to fraction form
    323,586/446,563.89 = 180,347.09/x
  3. Step 3: Cross multiply
    323,586x = 446,563.89 × 180,347.09
  4. Step 4: Simplify right side
    323,586x = 80,536,495,827.76
  5. Step 5: Solve for x
    x = 80,536,495,827.76/323,586
  6. Step 6: Final answer
    x = 248,887.45

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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.