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Finding the Fourth Proportional to 332,253, 498,374.82 and 154,660.68

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Solution

The fourth proportional to 332,253, 498,374.82 and 154,660.68 is: 231,988.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,253 : 498,374.82 = 154,660.68 : x
  2. Step 2: Convert to fraction form
    332,253/498,374.82 = 154,660.68/x
  3. Step 3: Cross multiply
    332,253x = 498,374.82 × 154,660.68
  4. Step 4: Simplify right side
    332,253x = 77,078,988,556.08
  5. Step 5: Solve for x
    x = 77,078,988,556.08/332,253
  6. Step 6: Final answer
    x = 231,988.84

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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.