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Finding the Fourth Proportional to 367,042.20, 550,908.90 and 227,074.20

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Solution

The fourth proportional to 367,042.20, 550,908.90 and 227,074.20 is: 340,825.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,042.20 : 550,908.90 = 227,074.20 : x
  2. Step 2: Convert to fraction form
    367,042.20/550,908.90 = 227,074.20/x
  3. Step 3: Cross multiply
    367,042.20x = 550,908.90 × 227,074.20
  4. Step 4: Simplify right side
    367,042.20x = 125,097,197,740.38
  5. Step 5: Solve for x
    x = 125,097,197,740.38/367,042.20
  6. Step 6: Final answer
    x = 340,825.11

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1.5x scale

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.