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Finding the Fourth Proportional to 551,062.73, 826,690.97 and 251,573.58

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Solution

The fourth proportional to 551,062.73, 826,690.97 and 251,573.58 is: 377,404.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,062.73 : 826,690.97 = 251,573.58 : x
  2. Step 2: Convert to fraction form
    551,062.73/826,690.97 = 251,573.58/x
  3. Step 3: Cross multiply
    551,062.73x = 826,690.97 × 251,573.58
  4. Step 4: Simplify right side
    551,062.73x = 207,973,607,505.51
  5. Step 5: Solve for x
    x = 207,973,607,505.51/551,062.73
  6. Step 6: Final answer
    x = 377,404.60

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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.