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Finding the Fourth Proportional to 427,751, 590,452.14 and 248,903

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Solution

The fourth proportional to 427,751, 590,452.14 and 248,903 is: 343,576.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,751 : 590,452.14 = 248,903 : x
  2. Step 2: Convert to fraction form
    427,751/590,452.14 = 248,903/x
  3. Step 3: Cross multiply
    427,751x = 590,452.14 × 248,903
  4. Step 4: Simplify right side
    427,751x = 146,965,309,002.42
  5. Step 5: Solve for x
    x = 146,965,309,002.42/427,751
  6. Step 6: Final answer
    x = 343,576.77

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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.