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Finding the Fourth Proportional to 450,183.87, 674,652.51 and 225,258.21

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Solution

The fourth proportional to 450,183.87, 674,652.51 and 225,258.21 is: 337,575.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,183.87 : 674,652.51 = 225,258.21 : x
  2. Step 2: Convert to fraction form
    450,183.87/674,652.51 = 225,258.21/x
  3. Step 3: Cross multiply
    450,183.87x = 674,652.51 × 225,258.21
  4. Step 4: Simplify right side
    450,183.87x = 151,971,016,774.61
  5. Step 5: Solve for x
    x = 151,971,016,774.61/450,183.87
  6. Step 6: Final answer
    x = 337,575.44

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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.