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Finding the Fourth Proportional to 445,713, 615,093.66 and 244,509

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Solution

The fourth proportional to 445,713, 615,093.66 and 244,509 is: 337,427.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,713 : 615,093.66 = 244,509 : x
  2. Step 2: Convert to fraction form
    445,713/615,093.66 = 244,509/x
  3. Step 3: Cross multiply
    445,713x = 615,093.66 × 244,509
  4. Step 4: Simplify right side
    445,713x = 150,395,935,712.94
  5. Step 5: Solve for x
    x = 150,395,935,712.94/445,713
  6. Step 6: Final answer
    x = 337,427.75

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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.