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Finding the Fourth Proportional to 367,276.80, 550,477.80 and 154,044.30

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Solution

The fourth proportional to 367,276.80, 550,477.80 and 154,044.30 is: 230,882.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,276.80 : 550,477.80 = 154,044.30 : x
  2. Step 2: Convert to fraction form
    367,276.80/550,477.80 = 154,044.30/x
  3. Step 3: Cross multiply
    367,276.80x = 550,477.80 × 154,044.30
  4. Step 4: Simplify right side
    367,276.80x = 84,797,967,366.54
  5. Step 5: Solve for x
    x = 84,797,967,366.54/367,276.80
  6. Step 6: Final answer
    x = 230,882.99

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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.