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Finding the Fourth Proportional to 633,486.60, 949,704.30 and 234,052.20

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Solution

The fourth proportional to 633,486.60, 949,704.30 and 234,052.20 is: 350,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,486.60 : 949,704.30 = 234,052.20 : x
  2. Step 2: Convert to fraction form
    633,486.60/949,704.30 = 234,052.20/x
  3. Step 3: Cross multiply
    633,486.60x = 949,704.30 × 234,052.20
  4. Step 4: Simplify right side
    633,486.60x = 222,280,380,764.46
  5. Step 5: Solve for x
    x = 222,280,380,764.46/633,486.60
  6. Step 6: Final answer
    x = 350,884.11

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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.