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Finding the Fourth Proportional to 293,315.41, 404,775.26 and 159,179.41

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Solution

The fourth proportional to 293,315.41, 404,775.26 and 159,179.41 is: 219,667.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,315.41 : 404,775.26 = 159,179.41 : x
  2. Step 2: Convert to fraction form
    293,315.41/404,775.26 = 159,179.41/x
  3. Step 3: Cross multiply
    293,315.41x = 404,775.26 × 159,179.41
  4. Step 4: Simplify right side
    293,315.41x = 64,431,887,069.40
  5. Step 5: Solve for x
    x = 64,431,887,069.40/293,315.41
  6. Step 6: Final answer
    x = 219,667.58

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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.