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Finding the Fourth Proportional to 544,944.96, 817,408 and 245,213.44

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Solution

The fourth proportional to 544,944.96, 817,408 and 245,213.44 is: 367,815.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,944.96 : 817,408 = 245,213.44 : x
  2. Step 2: Convert to fraction form
    544,944.96/817,408 = 245,213.44/x
  3. Step 3: Cross multiply
    544,944.96x = 817,408 × 245,213.44
  4. Step 4: Simplify right side
    544,944.96x = 200,439,427,563.52
  5. Step 5: Solve for x
    x = 200,439,427,563.52/544,944.96
  6. Step 6: Final answer
    x = 367,815.91

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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.