Home / 408,195.52-563,322-247,080.04

Finding the Fourth Proportional to 408,195.52, 563,322 and 247,080.04

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Solution

The fourth proportional to 408,195.52, 563,322 and 247,080.04 is: 340,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,195.52 : 563,322 = 247,080.04 : x
  2. Step 2: Convert to fraction form
    408,195.52/563,322 = 247,080.04/x
  3. Step 3: Cross multiply
    408,195.52x = 563,322 × 247,080.04
  4. Step 4: Simplify right side
    408,195.52x = 139,185,622,292.88
  5. Step 5: Solve for x
    x = 139,185,622,292.88/408,195.52
  6. Step 6: Final answer
    x = 340,977.83

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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.