Home / 351,336.83-484,826.45-206,122.42

Finding the Fourth Proportional to 351,336.83, 484,826.45 and 206,122.42

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Solution

The fourth proportional to 351,336.83, 484,826.45 and 206,122.42 is: 284,438.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,336.83 : 484,826.45 = 206,122.42 : x
  2. Step 2: Convert to fraction form
    351,336.83/484,826.45 = 206,122.42/x
  3. Step 3: Cross multiply
    351,336.83x = 484,826.45 × 206,122.42
  4. Step 4: Simplify right side
    351,336.83x = 99,933,600,729.43
  5. Step 5: Solve for x
    x = 99,933,600,729.43/351,336.83
  6. Step 6: Final answer
    x = 284,438.16

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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.