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Finding the Fourth Proportional to 453,797.08, 680,380.56 and 200,939.79

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Solution

The fourth proportional to 453,797.08, 680,380.56 and 200,939.79 is: 301,270.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,797.08 : 680,380.56 = 200,939.79 : x
  2. Step 2: Convert to fraction form
    453,797.08/680,380.56 = 200,939.79/x
  3. Step 3: Cross multiply
    453,797.08x = 680,380.56 × 200,939.79
  4. Step 4: Simplify right side
    453,797.08x = 136,715,525,570.77
  5. Step 5: Solve for x
    x = 136,715,525,570.77/453,797.08
  6. Step 6: Final answer
    x = 301,270.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.