Home / 323,788.26-446,827.78-189,652.26

Finding the Fourth Proportional to 323,788.26, 446,827.78 and 189,652.26

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Solution

The fourth proportional to 323,788.26, 446,827.78 and 189,652.26 is: 261,720.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,788.26 : 446,827.78 = 189,652.26 : x
  2. Step 2: Convert to fraction form
    323,788.26/446,827.78 = 189,652.26/x
  3. Step 3: Cross multiply
    323,788.26x = 446,827.78 × 189,652.26
  4. Step 4: Simplify right side
    323,788.26x = 84,741,898,307.78
  5. Step 5: Solve for x
    x = 84,741,898,307.78/323,788.26
  6. Step 6: Final answer
    x = 261,720.11

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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.