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Finding the Fourth Proportional to 569,285.46, 853,899.03 and 169,929.54

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Solution

The fourth proportional to 569,285.46, 853,899.03 and 169,929.54 is: 254,885.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,285.46 : 853,899.03 = 169,929.54 : x
  2. Step 2: Convert to fraction form
    569,285.46/853,899.03 = 169,929.54/x
  3. Step 3: Cross multiply
    569,285.46x = 853,899.03 × 169,929.54
  4. Step 4: Simplify right side
    569,285.46x = 145,102,669,374.35
  5. Step 5: Solve for x
    x = 145,102,669,374.35/569,285.46
  6. Step 6: Final answer
    x = 254,885.61

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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.