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Finding the Fourth Proportional to 536,269.40, 804,391.79 and 269,958.41

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Solution

The fourth proportional to 536,269.40, 804,391.79 and 269,958.41 is: 404,931.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,269.40 : 804,391.79 = 269,958.41 : x
  2. Step 2: Convert to fraction form
    536,269.40/804,391.79 = 269,958.41/x
  3. Step 3: Cross multiply
    536,269.40x = 804,391.79 × 269,958.41
  4. Step 4: Simplify right side
    536,269.40x = 217,152,328,645.45
  5. Step 5: Solve for x
    x = 217,152,328,645.45/536,269.40
  6. Step 6: Final answer
    x = 404,931.42

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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.