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Finding the Fourth Proportional to 450,706.34, 675,592.36 and 281,839.12

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Solution

The fourth proportional to 450,706.34, 675,592.36 and 281,839.12 is: 422,466.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,706.34 : 675,592.36 = 281,839.12 : x
  2. Step 2: Convert to fraction form
    450,706.34/675,592.36 = 281,839.12/x
  3. Step 3: Cross multiply
    450,706.34x = 675,592.36 × 281,839.12
  4. Step 4: Simplify right side
    450,706.34x = 190,408,353,827.55
  5. Step 5: Solve for x
    x = 190,408,353,827.55/450,706.34
  6. Step 6: Final answer
    x = 422,466.55

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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.