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Finding the Fourth Proportional to 499,218, 748,827 and 166,794

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Solution

The fourth proportional to 499,218, 748,827 and 166,794 is: 250,191

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,218 : 748,827 = 166,794 : x
  2. Step 2: Convert to fraction form
    499,218/748,827 = 166,794/x
  3. Step 3: Cross multiply
    499,218x = 748,827 × 166,794
  4. Step 4: Simplify right side
    499,218x = 124,899,850,638
  5. Step 5: Solve for x
    x = 124,899,850,638/499,218
  6. Step 6: Final answer
    x = 250,191

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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.