Home / 331,898.36-458,019.09-180,995.36

Finding the Fourth Proportional to 331,898.36, 458,019.09 and 180,995.36

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Solution

The fourth proportional to 331,898.36, 458,019.09 and 180,995.36 is: 249,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,898.36 : 458,019.09 = 180,995.36 : x
  2. Step 2: Convert to fraction form
    331,898.36/458,019.09 = 180,995.36/x
  3. Step 3: Cross multiply
    331,898.36x = 458,019.09 × 180,995.36
  4. Step 4: Simplify right side
    331,898.36x = 82,899,327,791.33
  5. Step 5: Solve for x
    x = 82,899,327,791.33/331,898.36
  6. Step 6: Final answer
    x = 249,773.24

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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.