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Finding the Fourth Proportional to 488,846.10, 733,232.70 and 204,463.20

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Solution

The fourth proportional to 488,846.10, 733,232.70 and 204,463.20 is: 306,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,846.10 : 733,232.70 = 204,463.20 : x
  2. Step 2: Convert to fraction form
    488,846.10/733,232.70 = 204,463.20/x
  3. Step 3: Cross multiply
    488,846.10x = 733,232.70 × 204,463.20
  4. Step 4: Simplify right side
    488,846.10x = 149,919,104,186.64
  5. Step 5: Solve for x
    x = 149,919,104,186.64/488,846.10
  6. Step 6: Final answer
    x = 306,679.55

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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.