Home / 376,934.03-520,160.19-204,847.91

Finding the Fourth Proportional to 376,934.03, 520,160.19 and 204,847.91

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Solution

The fourth proportional to 376,934.03, 520,160.19 and 204,847.91 is: 282,685.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,934.03 : 520,160.19 = 204,847.91 : x
  2. Step 2: Convert to fraction form
    376,934.03/520,160.19 = 204,847.91/x
  3. Step 3: Cross multiply
    376,934.03x = 520,160.19 × 204,847.91
  4. Step 4: Simplify right side
    376,934.03x = 106,553,727,786.70
  5. Step 5: Solve for x
    x = 106,553,727,786.70/376,934.03
  6. Step 6: Final answer
    x = 282,685.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.