Home / 377,815.80-566,723.70-218,164.80

Finding the Fourth Proportional to 377,815.80, 566,723.70 and 218,164.80

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Solution

The fourth proportional to 377,815.80, 566,723.70 and 218,164.80 is: 327,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,815.80 : 566,723.70 = 218,164.80 : x
  2. Step 2: Convert to fraction form
    377,815.80/566,723.70 = 218,164.80/x
  3. Step 3: Cross multiply
    377,815.80x = 566,723.70 × 218,164.80
  4. Step 4: Simplify right side
    377,815.80x = 123,639,162,665.76
  5. Step 5: Solve for x
    x = 123,639,162,665.76/377,815.80
  6. Step 6: Final answer
    x = 327,247.20

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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.