Home / 1,176,908.54-1,765,195.13-378,086.74

Finding the Fourth Proportional to 1,176,908.54, 1,765,195.13 and 378,086.74

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Solution

The fourth proportional to 1,176,908.54, 1,765,195.13 and 378,086.74 is: 567,076.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,908.54 : 1,765,195.13 = 378,086.74 : x
  2. Step 2: Convert to fraction form
    1,176,908.54/1,765,195.13 = 378,086.74/x
  3. Step 3: Cross multiply
    1,176,908.54x = 1,765,195.13 × 378,086.74
  4. Step 4: Simplify right side
    1,176,908.54x = 667,396,868,697.81
  5. Step 5: Solve for x
    x = 667,396,868,697.81/1,176,908.54
  6. Step 6: Final answer
    x = 567,076.24

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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.