Home / 1,176,910.54-1,765,198.13-378,088.74

Finding the Fourth Proportional to 1,176,910.54, 1,765,198.13 and 378,088.74

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Solution

The fourth proportional to 1,176,910.54, 1,765,198.13 and 378,088.74 is: 567,079.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,910.54 : 1,765,198.13 = 378,088.74 : x
  2. Step 2: Convert to fraction form
    1,176,910.54/1,765,198.13 = 378,088.74/x
  3. Step 3: Cross multiply
    1,176,910.54x = 1,765,198.13 × 378,088.74
  4. Step 4: Simplify right side
    1,176,910.54x = 667,401,536,822.06
  5. Step 5: Solve for x
    x = 667,401,536,822.06/1,176,910.54
  6. Step 6: Final answer
    x = 567,079.24

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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.