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Finding the Fourth Proportional to 323,304.72, 446,174.34 and 180,064.80

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Solution

The fourth proportional to 323,304.72, 446,174.34 and 180,064.80 is: 248,497.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,304.72 : 446,174.34 = 180,064.80 : x
  2. Step 2: Convert to fraction form
    323,304.72/446,174.34 = 180,064.80/x
  3. Step 3: Cross multiply
    323,304.72x = 446,174.34 × 180,064.80
  4. Step 4: Simplify right side
    323,304.72x = 80,340,293,297.23
  5. Step 5: Solve for x
    x = 80,340,293,297.23/323,304.72
  6. Step 6: Final answer
    x = 248,497.12

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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.