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Finding the Fourth Proportional to 244,683.36, 337,305.60 and 172,936.80

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Solution

The fourth proportional to 244,683.36, 337,305.60 and 172,936.80 is: 238,400.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,683.36 : 337,305.60 = 172,936.80 : x
  2. Step 2: Convert to fraction form
    244,683.36/337,305.60 = 172,936.80/x
  3. Step 3: Cross multiply
    244,683.36x = 337,305.60 × 172,936.80
  4. Step 4: Simplify right side
    244,683.36x = 58,332,551,086.08
  5. Step 5: Solve for x
    x = 58,332,551,086.08/244,683.36
  6. Step 6: Final answer
    x = 238,400.16

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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.