Home / 394,682.36-592,022.16-141,962.44

Finding the Fourth Proportional to 394,682.36, 592,022.16 and 141,962.44

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Solution

The fourth proportional to 394,682.36, 592,022.16 and 141,962.44 is: 212,943.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,682.36 : 592,022.16 = 141,962.44 : x
  2. Step 2: Convert to fraction form
    394,682.36/592,022.16 = 141,962.44/x
  3. Step 3: Cross multiply
    394,682.36x = 592,022.16 × 141,962.44
  4. Step 4: Simplify right side
    394,682.36x = 84,044,910,367.67
  5. Step 5: Solve for x
    x = 84,044,910,367.67/394,682.36
  6. Step 6: Final answer
    x = 212,943.16

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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.