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Finding the Fourth Proportional to 332,033.22, 498,388.82 and 243,022.32

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Solution

The fourth proportional to 332,033.22, 498,388.82 and 243,022.32 is: 364,781.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,033.22 : 498,388.82 = 243,022.32 : x
  2. Step 2: Convert to fraction form
    332,033.22/498,388.82 = 243,022.32/x
  3. Step 3: Cross multiply
    332,033.22x = 498,388.82 × 243,022.32
  4. Step 4: Simplify right side
    332,033.22x = 121,119,606,083.35
  5. Step 5: Solve for x
    x = 121,119,606,083.35/332,033.22
  6. Step 6: Final answer
    x = 364,781.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.