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Finding the Fourth Proportional to 323,353.56, 446,235.72 and 180,115.94

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Solution

The fourth proportional to 323,353.56, 446,235.72 and 180,115.94 is: 248,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,353.56 : 446,235.72 = 180,115.94 : x
  2. Step 2: Convert to fraction form
    323,353.56/446,235.72 = 180,115.94/x
  3. Step 3: Cross multiply
    323,353.56x = 446,235.72 × 180,115.94
  4. Step 4: Simplify right side
    323,353.56x = 80,374,166,169.38
  5. Step 5: Solve for x
    x = 80,374,166,169.38/323,353.56
  6. Step 6: Final answer
    x = 248,564.35

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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.