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Finding the Fourth Proportional to 407,259.68, 610,644.08 and 182,579.44

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Solution

The fourth proportional to 407,259.68, 610,644.08 and 182,579.44 is: 273,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,259.68 : 610,644.08 = 182,579.44 : x
  2. Step 2: Convert to fraction form
    407,259.68/610,644.08 = 182,579.44/x
  3. Step 3: Cross multiply
    407,259.68x = 610,644.08 × 182,579.44
  4. Step 4: Simplify right side
    407,259.68x = 111,491,054,165.72
  5. Step 5: Solve for x
    x = 111,491,054,165.72/407,259.68
  6. Step 6: Final answer
    x = 273,759.13

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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.