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Finding the Fourth Proportional to 338,193.33, 507,296.47 and 110,489.58

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Solution

The fourth proportional to 338,193.33, 507,296.47 and 110,489.58 is: 165,736.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,193.33 : 507,296.47 = 110,489.58 : x
  2. Step 2: Convert to fraction form
    338,193.33/507,296.47 = 110,489.58/x
  3. Step 3: Cross multiply
    338,193.33x = 507,296.47 × 110,489.58
  4. Step 4: Simplify right side
    338,193.33x = 56,050,970,816.85
  5. Step 5: Solve for x
    x = 56,050,970,816.85/338,193.33
  6. Step 6: Final answer
    x = 165,736.48

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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.