Home / 351,333.30-484,843.28-206,141.54

Finding the Fourth Proportional to 351,333.30, 484,843.28 and 206,141.54

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Solution

The fourth proportional to 351,333.30, 484,843.28 and 206,141.54 is: 284,477.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,333.30 : 484,843.28 = 206,141.54 : x
  2. Step 2: Convert to fraction form
    351,333.30/484,843.28 = 206,141.54/x
  3. Step 3: Cross multiply
    351,333.30x = 484,843.28 × 206,141.54
  4. Step 4: Simplify right side
    351,333.30x = 99,946,340,397.85
  5. Step 5: Solve for x
    x = 99,946,340,397.85/351,333.30
  6. Step 6: Final answer
    x = 284,477.28

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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.