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Finding the Fourth Proportional to 304,202.75, 419,789.22 and 175,136.95

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Solution

The fourth proportional to 304,202.75, 419,789.22 and 175,136.95 is: 241,682.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,202.75 : 419,789.22 = 175,136.95 : x
  2. Step 2: Convert to fraction form
    304,202.75/419,789.22 = 175,136.95/x
  3. Step 3: Cross multiply
    304,202.75x = 419,789.22 × 175,136.95
  4. Step 4: Simplify right side
    304,202.75x = 73,520,601,534.73
  5. Step 5: Solve for x
    x = 73,520,601,534.73/304,202.75
  6. Step 6: Final answer
    x = 241,682.90

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1.5x scale

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.