Home / 331,899.11-458,020.13-180,996.11

Finding the Fourth Proportional to 331,899.11, 458,020.13 and 180,996.11

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Solution

The fourth proportional to 331,899.11, 458,020.13 and 180,996.11 is: 249,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,899.11 : 458,020.13 = 180,996.11 : x
  2. Step 2: Convert to fraction form
    331,899.11/458,020.13 = 180,996.11/x
  3. Step 3: Cross multiply
    331,899.11x = 458,020.13 × 180,996.11
  4. Step 4: Simplify right side
    331,899.11x = 82,899,858,636.61
  5. Step 5: Solve for x
    x = 82,899,858,636.61/331,899.11
  6. Step 6: Final answer
    x = 249,774.28

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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.