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Finding the Fourth Proportional to 574,488.88, 862,127.04 and 200,511.88

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Solution

The fourth proportional to 574,488.88, 862,127.04 and 200,511.88 is: 300,905.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,488.88 : 862,127.04 = 200,511.88 : x
  2. Step 2: Convert to fraction form
    574,488.88/862,127.04 = 200,511.88/x
  3. Step 3: Cross multiply
    574,488.88x = 862,127.04 × 200,511.88
  4. Step 4: Simplify right side
    574,488.88x = 172,866,713,589.24
  5. Step 5: Solve for x
    x = 172,866,713,589.24/574,488.88
  6. Step 6: Final answer
    x = 300,905.24

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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.