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Finding the Fourth Proportional to 461,997, 637,555.86 and 250,029

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Solution

The fourth proportional to 461,997, 637,555.86 and 250,029 is: 345,040.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,997 : 637,555.86 = 250,029 : x
  2. Step 2: Convert to fraction form
    461,997/637,555.86 = 250,029/x
  3. Step 3: Cross multiply
    461,997x = 637,555.86 × 250,029
  4. Step 4: Simplify right side
    461,997x = 159,407,454,119.94
  5. Step 5: Solve for x
    x = 159,407,454,119.94/461,997
  6. Step 6: Final answer
    x = 345,040.02

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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.