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Finding the Fourth Proportional to 332,324.31, 458,605.22 and 181,421.31

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Solution

The fourth proportional to 332,324.31, 458,605.22 and 181,421.31 is: 250,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,324.31 : 458,605.22 = 181,421.31 : x
  2. Step 2: Convert to fraction form
    332,324.31/458,605.22 = 181,421.31/x
  3. Step 3: Cross multiply
    332,324.31x = 458,605.22 × 181,421.31
  4. Step 4: Simplify right side
    332,324.31x = 83,200,758,878.13
  5. Step 5: Solve for x
    x = 83,200,758,878.13/332,324.31
  6. Step 6: Final answer
    x = 250,360.13

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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.