Home / 454,408.12-682,497.90-370,230.49

Finding the Fourth Proportional to 454,408.12, 682,497.90 and 370,230.49

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Solution

The fourth proportional to 454,408.12, 682,497.90 and 370,230.49 is: 556,067.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,408.12 : 682,497.90 = 370,230.49 : x
  2. Step 2: Convert to fraction form
    454,408.12/682,497.90 = 370,230.49/x
  3. Step 3: Cross multiply
    454,408.12x = 682,497.90 × 370,230.49
  4. Step 4: Simplify right side
    454,408.12x = 252,681,530,089.82
  5. Step 5: Solve for x
    x = 252,681,530,089.82/454,408.12
  6. Step 6: Final answer
    x = 556,067.37

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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.