Home / 376,945.08-520,188.26-204,863.04

Finding the Fourth Proportional to 376,945.08, 520,188.26 and 204,863.04

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Solution

The fourth proportional to 376,945.08, 520,188.26 and 204,863.04 is: 282,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,945.08 : 520,188.26 = 204,863.04 : x
  2. Step 2: Convert to fraction form
    376,945.08/520,188.26 = 204,863.04/x
  3. Step 3: Cross multiply
    376,945.08x = 520,188.26 × 204,863.04
  4. Step 4: Simplify right side
    376,945.08x = 106,567,348,315.91
  5. Step 5: Solve for x
    x = 106,567,348,315.91/376,945.08
  6. Step 6: Final answer
    x = 282,713.20

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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.