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Finding the Fourth Proportional to 547,667.73, 819,503.28 and 323,135.73

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Solution

The fourth proportional to 547,667.73, 819,503.28 and 323,135.73 is: 483,524.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,667.73 : 819,503.28 = 323,135.73 : x
  2. Step 2: Convert to fraction form
    547,667.73/819,503.28 = 323,135.73/x
  3. Step 3: Cross multiply
    547,667.73x = 819,503.28 × 323,135.73
  4. Step 4: Simplify right side
    547,667.73x = 264,810,790,620.19
  5. Step 5: Solve for x
    x = 264,810,790,620.19/547,667.73
  6. Step 6: Final answer
    x = 483,524.55

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1.5x scale

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.