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Finding the Fourth Proportional to 341,532.69, 471,618.45 and 212,692.41

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Solution

The fourth proportional to 341,532.69, 471,618.45 and 212,692.41 is: 293,704.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,532.69 : 471,618.45 = 212,692.41 : x
  2. Step 2: Convert to fraction form
    341,532.69/471,618.45 = 212,692.41/x
  3. Step 3: Cross multiply
    341,532.69x = 471,618.45 × 212,692.41
  4. Step 4: Simplify right side
    341,532.69x = 100,309,664,730.97
  5. Step 5: Solve for x
    x = 100,309,664,730.97/341,532.69
  6. Step 6: Final answer
    x = 293,704.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.