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Finding the Fourth Proportional to 567,792.92, 851,867.03 and 168,435.78

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Solution

The fourth proportional to 567,792.92, 851,867.03 and 168,435.78 is: 252,706.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,792.92 : 851,867.03 = 168,435.78 : x
  2. Step 2: Convert to fraction form
    567,792.92/851,867.03 = 168,435.78/x
  3. Step 3: Cross multiply
    567,792.92x = 851,867.03 × 168,435.78
  4. Step 4: Simplify right side
    567,792.92x = 143,484,887,654.33
  5. Step 5: Solve for x
    x = 143,484,887,654.33/567,792.92
  6. Step 6: Final answer
    x = 252,706.37

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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.