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Finding the Fourth Proportional to 576,498.35, 864,331.98 and 351,805.97

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Solution

The fourth proportional to 576,498.35, 864,331.98 and 351,805.97 is: 527,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,498.35 : 864,331.98 = 351,805.97 : x
  2. Step 2: Convert to fraction form
    576,498.35/864,331.98 = 351,805.97/x
  3. Step 3: Cross multiply
    576,498.35x = 864,331.98 × 351,805.97
  4. Step 4: Simplify right side
    576,498.35x = 304,077,150,625.92
  5. Step 5: Solve for x
    x = 304,077,150,625.92/576,498.35
  6. Step 6: Final answer
    x = 527,455.37

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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.