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Finding the Fourth Proportional to 402,241.05, 603,583.20 and 244,580.22

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Solution

The fourth proportional to 402,241.05, 603,583.20 and 244,580.22 is: 367,005.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,241.05 : 603,583.20 = 244,580.22 : x
  2. Step 2: Convert to fraction form
    402,241.05/603,583.20 = 244,580.22/x
  3. Step 3: Cross multiply
    402,241.05x = 603,583.20 × 244,580.22
  4. Step 4: Simplify right side
    402,241.05x = 147,624,511,844.30
  5. Step 5: Solve for x
    x = 147,624,511,844.30/402,241.05
  6. Step 6: Final answer
    x = 367,005.09

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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.