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Finding the Fourth Proportional to 367,363.44, 550,519.40 and 209,265.20

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Solution

The fourth proportional to 367,363.44, 550,519.40 and 209,265.20 is: 313,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,363.44 : 550,519.40 = 209,265.20 : x
  2. Step 2: Convert to fraction form
    367,363.44/550,519.40 = 209,265.20/x
  3. Step 3: Cross multiply
    367,363.44x = 550,519.40 × 209,265.20
  4. Step 4: Simplify right side
    367,363.44x = 115,204,552,344.88
  5. Step 5: Solve for x
    x = 115,204,552,344.88/367,363.44
  6. Step 6: Final answer
    x = 313,598.31

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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.