Home / 408,327.06-563,491.86-227,037.04

Finding the Fourth Proportional to 408,327.06, 563,491.86 and 227,037.04

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Solution

The fourth proportional to 408,327.06, 563,491.86 and 227,037.04 is: 313,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,327.06 : 563,491.86 = 227,037.04 : x
  2. Step 2: Convert to fraction form
    408,327.06/563,491.86 = 227,037.04/x
  3. Step 3: Cross multiply
    408,327.06x = 563,491.86 × 227,037.04
  4. Step 4: Simplify right side
    408,327.06x = 127,933,523,958.49
  5. Step 5: Solve for x
    x = 127,933,523,958.49/408,327.06
  6. Step 6: Final answer
    x = 313,311.40

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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.