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Finding the Fourth Proportional to 576,167.91, 795,164.49 and 318,091.11

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Solution

The fourth proportional to 576,167.91, 795,164.49 and 318,091.11 is: 438,994.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,167.91 : 795,164.49 = 318,091.11 : x
  2. Step 2: Convert to fraction form
    576,167.91/795,164.49 = 318,091.11/x
  3. Step 3: Cross multiply
    576,167.91x = 795,164.49 × 318,091.11
  4. Step 4: Simplify right side
    576,167.91x = 252,934,755,256.68
  5. Step 5: Solve for x
    x = 252,934,755,256.68/576,167.91
  6. Step 6: Final answer
    x = 438,994.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.