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Finding the Fourth Proportional to 329,259.54, 493,837.82 and 104,590.42

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Solution

The fourth proportional to 329,259.54, 493,837.82 and 104,590.42 is: 156,869.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,259.54 : 493,837.82 = 104,590.42 : x
  2. Step 2: Convert to fraction form
    329,259.54/493,837.82 = 104,590.42/x
  3. Step 3: Cross multiply
    329,259.54x = 493,837.82 × 104,590.42
  4. Step 4: Simplify right side
    329,259.54x = 51,650,705,005.68
  5. Step 5: Solve for x
    x = 51,650,705,005.68/329,259.54
  6. Step 6: Final answer
    x = 156,869.27

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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.