Home / 737,667.97-1,018,078.80-415,441.06

Finding the Fourth Proportional to 737,667.97, 1,018,078.80 and 415,441.06

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Solution

The fourth proportional to 737,667.97, 1,018,078.80 and 415,441.06 is: 573,363.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,667.97 : 1,018,078.80 = 415,441.06 : x
  2. Step 2: Convert to fraction form
    737,667.97/1,018,078.80 = 415,441.06/x
  3. Step 3: Cross multiply
    737,667.97x = 1,018,078.80 × 415,441.06
  4. Step 4: Simplify right side
    737,667.97x = 422,951,730,745.13
  5. Step 5: Solve for x
    x = 422,951,730,745.13/737,667.97
  6. Step 6: Final answer
    x = 573,363.29

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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.