Home / 738,022.88-1,107,035.40-205,545.44

Finding the Fourth Proportional to 738,022.88, 1,107,035.40 and 205,545.44

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Solution

The fourth proportional to 738,022.88, 1,107,035.40 and 205,545.44 is: 308,318.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,022.88 : 1,107,035.40 = 205,545.44 : x
  2. Step 2: Convert to fraction form
    738,022.88/1,107,035.40 = 205,545.44/x
  3. Step 3: Cross multiply
    738,022.88x = 1,107,035.40 × 205,545.44
  4. Step 4: Simplify right side
    738,022.88x = 227,546,078,388.58
  5. Step 5: Solve for x
    x = 227,546,078,388.58/738,022.88
  6. Step 6: Final answer
    x = 308,318.46

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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.