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Finding the Fourth Proportional to 551,599.26, 826,977.69 and 251,871.72

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Solution

The fourth proportional to 551,599.26, 826,977.69 and 251,871.72 is: 377,615.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,599.26 : 826,977.69 = 251,871.72 : x
  2. Step 2: Convert to fraction form
    551,599.26/826,977.69 = 251,871.72/x
  3. Step 3: Cross multiply
    551,599.26x = 826,977.69 × 251,871.72
  4. Step 4: Simplify right side
    551,599.26x = 208,292,293,181.93
  5. Step 5: Solve for x
    x = 208,292,293,181.93/551,599.26
  6. Step 6: Final answer
    x = 377,615.25

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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.