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Finding the Fourth Proportional to 450,512.72, 676,102 and 362,824.56

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Solution

The fourth proportional to 450,512.72, 676,102 and 362,824.56 is: 544,504.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,512.72 : 676,102 = 362,824.56 : x
  2. Step 2: Convert to fraction form
    450,512.72/676,102 = 362,824.56/x
  3. Step 3: Cross multiply
    450,512.72x = 676,102 × 362,824.56
  4. Step 4: Simplify right side
    450,512.72x = 245,306,410,665.12
  5. Step 5: Solve for x
    x = 245,306,410,665.12/450,512.72
  6. Step 6: Final answer
    x = 544,504.96

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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.