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Finding the Fourth Proportional to 803,051, 1,204,715.92 and 270,576.64

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Solution

The fourth proportional to 803,051, 1,204,715.92 and 270,576.64 is: 405,911.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,051 : 1,204,715.92 = 270,576.64 : x
  2. Step 2: Convert to fraction form
    803,051/1,204,715.92 = 270,576.64/x
  3. Step 3: Cross multiply
    803,051x = 1,204,715.92 × 270,576.64
  4. Step 4: Simplify right side
    803,051x = 325,967,985,788.11
  5. Step 5: Solve for x
    x = 325,967,985,788.11/803,051
  6. Step 6: Final answer
    x = 405,911.94

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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.