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Finding the Fourth Proportional to 458,437.42, 682,929.45 and 444,508.66

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Solution

The fourth proportional to 458,437.42, 682,929.45 and 444,508.66 is: 662,179.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,437.42 : 682,929.45 = 444,508.66 : x
  2. Step 2: Convert to fraction form
    458,437.42/682,929.45 = 444,508.66/x
  3. Step 3: Cross multiply
    458,437.42x = 682,929.45 × 444,508.66
  4. Step 4: Simplify right side
    458,437.42x = 303,568,054,694.04
  5. Step 5: Solve for x
    x = 303,568,054,694.04/458,437.42
  6. Step 6: Final answer
    x = 662,179.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.