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Finding the Fourth Proportional to 567,843.34, 851,942.40 and 168,486.10

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Solution

The fourth proportional to 567,843.34, 851,942.40 and 168,486.10 is: 252,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,843.34 : 851,942.40 = 168,486.10 : x
  2. Step 2: Convert to fraction form
    567,843.34/851,942.40 = 168,486.10/x
  3. Step 3: Cross multiply
    567,843.34x = 851,942.40 × 168,486.10
  4. Step 4: Simplify right side
    567,843.34x = 143,540,452,400.64
  5. Step 5: Solve for x
    x = 143,540,452,400.64/567,843.34
  6. Step 6: Final answer
    x = 252,781.78

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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.