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Finding the Fourth Proportional to 322,348.36, 483,598.20 and 316,992.97

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Solution

The fourth proportional to 322,348.36, 483,598.20 and 316,992.97 is: 475,563.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,348.36 : 483,598.20 = 316,992.97 : x
  2. Step 2: Convert to fraction form
    322,348.36/483,598.20 = 316,992.97/x
  3. Step 3: Cross multiply
    322,348.36x = 483,598.20 × 316,992.97
  4. Step 4: Simplify right side
    322,348.36x = 153,297,229,704.65
  5. Step 5: Solve for x
    x = 153,297,229,704.65/322,348.36
  6. Step 6: Final answer
    x = 475,563.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.