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Finding the Fourth Proportional to 479,104.26, 718,779.51 and 179,588.94

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Solution

The fourth proportional to 479,104.26, 718,779.51 and 179,588.94 is: 269,429.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,104.26 : 718,779.51 = 179,588.94 : x
  2. Step 2: Convert to fraction form
    479,104.26/718,779.51 = 179,588.94/x
  3. Step 3: Cross multiply
    479,104.26x = 718,779.51 × 179,588.94
  4. Step 4: Simplify right side
    479,104.26x = 129,084,850,294.62
  5. Step 5: Solve for x
    x = 129,084,850,294.62/479,104.26
  6. Step 6: Final answer
    x = 269,429.56

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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.