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Finding the Fourth Proportional to 569,267.12, 853,774.77 and 164,371.47

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Solution

The fourth proportional to 569,267.12, 853,774.77 and 164,371.47 is: 246,520.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,267.12 : 853,774.77 = 164,371.47 : x
  2. Step 2: Convert to fraction form
    569,267.12/853,774.77 = 164,371.47/x
  3. Step 3: Cross multiply
    569,267.12x = 853,774.77 × 164,371.47
  4. Step 4: Simplify right side
    569,267.12x = 140,336,213,171.96
  5. Step 5: Solve for x
    x = 140,336,213,171.96/569,267.12
  6. Step 6: Final answer
    x = 246,520.85

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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.