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Finding the Fourth Proportional to 322,034.51, 444,421.51 and 178,794.56

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Solution

The fourth proportional to 322,034.51, 444,421.51 and 178,794.56 is: 246,744.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,034.51 : 444,421.51 = 178,794.56 : x
  2. Step 2: Convert to fraction form
    322,034.51/444,421.51 = 178,794.56/x
  3. Step 3: Cross multiply
    322,034.51x = 444,421.51 × 178,794.56
  4. Step 4: Simplify right side
    322,034.51x = 79,460,148,999.05
  5. Step 5: Solve for x
    x = 79,460,148,999.05/322,034.51
  6. Step 6: Final answer
    x = 246,744.20

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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.