Home / 300,964.38-451,601.77-141,056.56

Finding the Fourth Proportional to 300,964.38, 451,601.77 and 141,056.56

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Solution

The fourth proportional to 300,964.38, 451,601.77 and 141,056.56 is: 211,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,964.38 : 451,601.77 = 141,056.56 : x
  2. Step 2: Convert to fraction form
    300,964.38/451,601.77 = 141,056.56/x
  3. Step 3: Cross multiply
    300,964.38x = 451,601.77 × 141,056.56
  4. Step 4: Simplify right side
    300,964.38x = 63,701,392,166.11
  5. Step 5: Solve for x
    x = 63,701,392,166.11/300,964.38
  6. Step 6: Final answer
    x = 211,657.58

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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.