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Finding the Fourth Proportional to 444,636.34, 666,545.82 and 160,257.29

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Solution

The fourth proportional to 444,636.34, 666,545.82 and 160,257.29 is: 240,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,636.34 : 666,545.82 = 160,257.29 : x
  2. Step 2: Convert to fraction form
    444,636.34/666,545.82 = 160,257.29/x
  3. Step 3: Cross multiply
    444,636.34x = 666,545.82 × 160,257.29
  4. Step 4: Simplify right side
    444,636.34x = 106,818,825,339.88
  5. Step 5: Solve for x
    x = 106,818,825,339.88/444,636.34
  6. Step 6: Final answer
    x = 240,238.63

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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.