Home / 892,416.82-1,339,157.14-323,842.28

Finding the Fourth Proportional to 892,416.82, 1,339,157.14 and 323,842.28

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Solution

The fourth proportional to 892,416.82, 1,339,157.14 and 323,842.28 is: 485,956.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,416.82 : 1,339,157.14 = 323,842.28 : x
  2. Step 2: Convert to fraction form
    892,416.82/1,339,157.14 = 323,842.28/x
  3. Step 3: Cross multiply
    892,416.82x = 1,339,157.14 × 323,842.28
  4. Step 4: Simplify right side
    892,416.82x = 433,675,701,495.88
  5. Step 5: Solve for x
    x = 433,675,701,495.88/892,416.82
  6. Step 6: Final answer
    x = 485,956.44

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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.