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Finding the Fourth Proportional to 567,238.14, 850,854.78 and 167,880.60

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Solution

The fourth proportional to 567,238.14, 850,854.78 and 167,880.60 is: 251,820.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,238.14 : 850,854.78 = 167,880.60 : x
  2. Step 2: Convert to fraction form
    567,238.14/850,854.78 = 167,880.60/x
  3. Step 3: Cross multiply
    567,238.14x = 850,854.78 × 167,880.60
  4. Step 4: Simplify right side
    567,238.14x = 142,842,010,979.27
  5. Step 5: Solve for x
    x = 142,842,010,979.27/567,238.14
  6. Step 6: Final answer
    x = 251,820.18

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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.