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Finding the Fourth Proportional to 424,504.50, 635,954.04 and 250,878.18

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Solution

The fourth proportional to 424,504.50, 635,954.04 and 250,878.18 is: 375,842.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,504.50 : 635,954.04 = 250,878.18 : x
  2. Step 2: Convert to fraction form
    424,504.50/635,954.04 = 250,878.18/x
  3. Step 3: Cross multiply
    424,504.50x = 635,954.04 × 250,878.18
  4. Step 4: Simplify right side
    424,504.50x = 159,546,992,118.85
  5. Step 5: Solve for x
    x = 159,546,992,118.85/424,504.50
  6. Step 6: Final answer
    x = 375,842.88

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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.