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Finding the Fourth Proportional to 407,248.72, 610,627.62 and 182,568.48

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Solution

The fourth proportional to 407,248.72, 610,627.62 and 182,568.48 is: 273,742.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,248.72 : 610,627.62 = 182,568.48 : x
  2. Step 2: Convert to fraction form
    407,248.72/610,627.62 = 182,568.48/x
  3. Step 3: Cross multiply
    407,248.72x = 610,627.62 × 182,568.48
  4. Step 4: Simplify right side
    407,248.72x = 111,481,356,429.42
  5. Step 5: Solve for x
    x = 111,481,356,429.42/407,248.72
  6. Step 6: Final answer
    x = 273,742.68

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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.