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Finding the Fourth Proportional to 297,073.56, 445,637.15 and 83,843.81

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Solution

The fourth proportional to 297,073.56, 445,637.15 and 83,843.81 is: 125,773.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,073.56 : 445,637.15 = 83,843.81 : x
  2. Step 2: Convert to fraction form
    297,073.56/445,637.15 = 83,843.81/x
  3. Step 3: Cross multiply
    297,073.56x = 445,637.15 × 83,843.81
  4. Step 4: Simplify right side
    297,073.56x = 37,363,918,244.65
  5. Step 5: Solve for x
    x = 37,363,918,244.65/297,073.56
  6. Step 6: Final answer
    x = 125,773.29

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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.