Home / 321,009.06-481,524.66-152,442.38

Finding the Fourth Proportional to 321,009.06, 481,524.66 and 152,442.38

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Solution

The fourth proportional to 321,009.06, 481,524.66 and 152,442.38 is: 228,668.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,009.06 : 481,524.66 = 152,442.38 : x
  2. Step 2: Convert to fraction form
    321,009.06/481,524.66 = 152,442.38/x
  3. Step 3: Cross multiply
    321,009.06x = 481,524.66 × 152,442.38
  4. Step 4: Simplify right side
    321,009.06x = 73,404,765,199.09
  5. Step 5: Solve for x
    x = 73,404,765,199.09/321,009.06
  6. Step 6: Final answer
    x = 228,668.83

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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.