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Finding the Fourth Proportional to 493,606.04, 739,422.48 and 227,001.20

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Solution

The fourth proportional to 493,606.04, 739,422.48 and 227,001.20 is: 340,048.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,606.04 : 739,422.48 = 227,001.20 : x
  2. Step 2: Convert to fraction form
    493,606.04/739,422.48 = 227,001.20/x
  3. Step 3: Cross multiply
    493,606.04x = 739,422.48 × 227,001.20
  4. Step 4: Simplify right side
    493,606.04x = 167,849,790,266.98
  5. Step 5: Solve for x
    x = 167,849,790,266.98/493,606.04
  6. Step 6: Final answer
    x = 340,048.09

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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.