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Finding the Fourth Proportional to 441,930.41, 662,381.51 and 252,523.56

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Solution

The fourth proportional to 441,930.41, 662,381.51 and 252,523.56 is: 378,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,930.41 : 662,381.51 = 252,523.56 : x
  2. Step 2: Convert to fraction form
    441,930.41/662,381.51 = 252,523.56/x
  3. Step 3: Cross multiply
    441,930.41x = 662,381.51 × 252,523.56
  4. Step 4: Simplify right side
    441,930.41x = 167,266,935,720.76
  5. Step 5: Solve for x
    x = 167,266,935,720.76/441,930.41
  6. Step 6: Final answer
    x = 378,491.58

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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.