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Finding the Fourth Proportional to 533,304.60, 800,072.10 and 159,365.40

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Solution

The fourth proportional to 533,304.60, 800,072.10 and 159,365.40 is: 239,082.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,304.60 : 800,072.10 = 159,365.40 : x
  2. Step 2: Convert to fraction form
    533,304.60/800,072.10 = 159,365.40/x
  3. Step 3: Cross multiply
    533,304.60x = 800,072.10 × 159,365.40
  4. Step 4: Simplify right side
    533,304.60x = 127,503,810,245.34
  5. Step 5: Solve for x
    x = 127,503,810,245.34/533,304.60
  6. Step 6: Final answer
    x = 239,082.52

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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.