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Finding the Fourth Proportional to 426,171.97, 588,083.86 and 254,076.94

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Solution

The fourth proportional to 426,171.97, 588,083.86 and 254,076.94 is: 350,606.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,171.97 : 588,083.86 = 254,076.94 : x
  2. Step 2: Convert to fraction form
    426,171.97/588,083.86 = 254,076.94/x
  3. Step 3: Cross multiply
    426,171.97x = 588,083.86 × 254,076.94
  4. Step 4: Simplify right side
    426,171.97x = 149,418,547,612.19
  5. Step 5: Solve for x
    x = 149,418,547,612.19/426,171.97
  6. Step 6: Final answer
    x = 350,606.23

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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.