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Finding the Fourth Proportional to 536,464.60, 804,794.10 and 269,553.40

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Solution

The fourth proportional to 536,464.60, 804,794.10 and 269,553.40 is: 404,378.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,464.60 : 804,794.10 = 269,553.40 : x
  2. Step 2: Convert to fraction form
    536,464.60/804,794.10 = 269,553.40/x
  3. Step 3: Cross multiply
    536,464.60x = 804,794.10 × 269,553.40
  4. Step 4: Simplify right side
    536,464.60x = 216,934,985,954.94
  5. Step 5: Solve for x
    x = 216,934,985,954.94/536,464.60
  6. Step 6: Final answer
    x = 404,378.94

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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.