Home / 389,873.37-584,882.97-123,562.38

Finding the Fourth Proportional to 389,873.37, 584,882.97 and 123,562.38

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Solution

The fourth proportional to 389,873.37, 584,882.97 and 123,562.38 is: 185,366.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,873.37 : 584,882.97 = 123,562.38 : x
  2. Step 2: Convert to fraction form
    389,873.37/584,882.97 = 123,562.38/x
  3. Step 3: Cross multiply
    389,873.37x = 584,882.97 × 123,562.38
  4. Step 4: Simplify right side
    389,873.37x = 72,269,531,794.67
  5. Step 5: Solve for x
    x = 72,269,531,794.67/389,873.37
  6. Step 6: Final answer
    x = 185,366.68

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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.