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Finding the Fourth Proportional to 551,284.82, 825,820.04 and 251,352.82

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Solution

The fourth proportional to 551,284.82, 825,820.04 and 251,352.82 is: 376,524.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,284.82 : 825,820.04 = 251,352.82 : x
  2. Step 2: Convert to fraction form
    551,284.82/825,820.04 = 251,352.82/x
  3. Step 3: Cross multiply
    551,284.82x = 825,820.04 × 251,352.82
  4. Step 4: Simplify right side
    551,284.82x = 207,572,195,866.51
  5. Step 5: Solve for x
    x = 207,572,195,866.51/551,284.82
  6. Step 6: Final answer
    x = 376,524.42

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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.