Home / 856,093.20-1,181,408.13-474,119.61

Finding the Fourth Proportional to 856,093.20, 1,181,408.13 and 474,119.61

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Solution

The fourth proportional to 856,093.20, 1,181,408.13 and 474,119.61 is: 654,284.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,093.20 : 1,181,408.13 = 474,119.61 : x
  2. Step 2: Convert to fraction form
    856,093.20/1,181,408.13 = 474,119.61/x
  3. Step 3: Cross multiply
    856,093.20x = 1,181,408.13 × 474,119.61
  4. Step 4: Simplify right side
    856,093.20x = 560,128,761,846.43
  5. Step 5: Solve for x
    x = 560,128,761,846.43/856,093.20
  6. Step 6: Final answer
    x = 654,284.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.