Home / 394,673.45-592,107.38-114,219.05

Finding the Fourth Proportional to 394,673.45, 592,107.38 and 114,219.05

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Solution

The fourth proportional to 394,673.45, 592,107.38 and 114,219.05 is: 171,356.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,673.45 : 592,107.38 = 114,219.05 : x
  2. Step 2: Convert to fraction form
    394,673.45/592,107.38 = 114,219.05/x
  3. Step 3: Cross multiply
    394,673.45x = 592,107.38 × 114,219.05
  4. Step 4: Simplify right side
    394,673.45x = 67,629,941,870.49
  5. Step 5: Solve for x
    x = 67,629,941,870.49/394,673.45
  6. Step 6: Final answer
    x = 171,356.70

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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.