Home / 394,974.12-592,519.50-114,454.92

Finding the Fourth Proportional to 394,974.12, 592,519.50 and 114,454.92

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Solution

The fourth proportional to 394,974.12, 592,519.50 and 114,454.92 is: 171,699.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,974.12 : 592,519.50 = 114,454.92 : x
  2. Step 2: Convert to fraction form
    394,974.12/592,519.50 = 114,454.92/x
  3. Step 3: Cross multiply
    394,974.12x = 592,519.50 × 114,454.92
  4. Step 4: Simplify right side
    394,974.12x = 67,816,771,970.94
  5. Step 5: Solve for x
    x = 67,816,771,970.94/394,974.12
  6. Step 6: Final answer
    x = 171,699.28

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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.