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Finding the Fourth Proportional to 323,490.48, 446,410.92 and 180,247.44

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Solution

The fourth proportional to 323,490.48, 446,410.92 and 180,247.44 is: 248,738.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,490.48 : 446,410.92 = 180,247.44 : x
  2. Step 2: Convert to fraction form
    323,490.48/446,410.92 = 180,247.44/x
  3. Step 3: Cross multiply
    323,490.48x = 446,410.92 × 180,247.44
  4. Step 4: Simplify right side
    323,490.48x = 80,464,425,518.04
  5. Step 5: Solve for x
    x = 80,464,425,518.04/323,490.48
  6. Step 6: Final answer
    x = 248,738.16

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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.