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Finding the Fourth Proportional to 367,048.70, 550,918.65 and 227,080.70

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Solution

The fourth proportional to 367,048.70, 550,918.65 and 227,080.70 is: 340,834.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,048.70 : 550,918.65 = 227,080.70 : x
  2. Step 2: Convert to fraction form
    367,048.70/550,918.65 = 227,080.70/x
  3. Step 3: Cross multiply
    367,048.70x = 550,918.65 × 227,080.70
  4. Step 4: Simplify right side
    367,048.70x = 125,102,992,685.06
  5. Step 5: Solve for x
    x = 125,102,992,685.06/367,048.70
  6. Step 6: Final answer
    x = 340,834.86

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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.