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Finding the Fourth Proportional to 323,452.80, 446,311.68 and 180,180.48

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Solution

The fourth proportional to 323,452.80, 446,311.68 and 180,180.48 is: 248,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,452.80 : 446,311.68 = 180,180.48 : x
  2. Step 2: Convert to fraction form
    323,452.80/446,311.68 = 180,180.48/x
  3. Step 3: Cross multiply
    323,452.80x = 446,311.68 × 180,180.48
  4. Step 4: Simplify right side
    323,452.80x = 80,416,652,732.01
  5. Step 5: Solve for x
    x = 80,416,652,732.01/323,452.80
  6. Step 6: Final answer
    x = 248,619.44

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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.