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Finding the Fourth Proportional to 451,773.72, 623,383.29 and 270,442.26

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Solution

The fourth proportional to 451,773.72, 623,383.29 and 270,442.26 is: 373,171.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,773.72 : 623,383.29 = 270,442.26 : x
  2. Step 2: Convert to fraction form
    451,773.72/623,383.29 = 270,442.26/x
  3. Step 3: Cross multiply
    451,773.72x = 623,383.29 × 270,442.26
  4. Step 4: Simplify right side
    451,773.72x = 168,589,185,793.84
  5. Step 5: Solve for x
    x = 168,589,185,793.84/451,773.72
  6. Step 6: Final answer
    x = 373,171.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.