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Finding the Fourth Proportional to 350,359.41, 526,172.68 and 323,676.66

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Solution

The fourth proportional to 350,359.41, 526,172.68 and 323,676.66 is: 486,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,359.41 : 526,172.68 = 323,676.66 : x
  2. Step 2: Convert to fraction form
    350,359.41/526,172.68 = 323,676.66/x
  3. Step 3: Cross multiply
    350,359.41x = 526,172.68 × 323,676.66
  4. Step 4: Simplify right side
    350,359.41x = 170,309,815,645.65
  5. Step 5: Solve for x
    x = 170,309,815,645.65/350,359.41
  6. Step 6: Final answer
    x = 486,100.30

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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.