Home / 465,936.81-698,789.73-199,667.13

Finding the Fourth Proportional to 465,936.81, 698,789.73 and 199,667.13

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Solution

The fourth proportional to 465,936.81, 698,789.73 and 199,667.13 is: 299,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,936.81 : 698,789.73 = 199,667.13 : x
  2. Step 2: Convert to fraction form
    465,936.81/698,789.73 = 199,667.13/x
  3. Step 3: Cross multiply
    465,936.81x = 698,789.73 × 199,667.13
  4. Step 4: Simplify right side
    465,936.81x = 139,525,339,862.58
  5. Step 5: Solve for x
    x = 139,525,339,862.58/465,936.81
  6. Step 6: Final answer
    x = 299,451.21

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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.