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Finding the Fourth Proportional to 567,972.83, 851,813.44 and 168,519.11

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Solution

The fourth proportional to 567,972.83, 851,813.44 and 168,519.11 is: 252,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,972.83 : 851,813.44 = 168,519.11 : x
  2. Step 2: Convert to fraction form
    567,972.83/851,813.44 = 168,519.11/x
  3. Step 3: Cross multiply
    567,972.83x = 851,813.44 × 168,519.11
  4. Step 4: Simplify right side
    567,972.83x = 143,546,842,794.84
  5. Step 5: Solve for x
    x = 143,546,842,794.84/567,972.83
  6. Step 6: Final answer
    x = 252,735.40

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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.