Home / 332,009.91-498,013.79-198,930.15

Finding the Fourth Proportional to 332,009.91, 498,013.79 and 198,930.15

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Solution

The fourth proportional to 332,009.91, 498,013.79 and 198,930.15 is: 298,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,009.91 : 498,013.79 = 198,930.15 : x
  2. Step 2: Convert to fraction form
    332,009.91/498,013.79 = 198,930.15/x
  3. Step 3: Cross multiply
    332,009.91x = 498,013.79 × 198,930.15
  4. Step 4: Simplify right side
    332,009.91x = 99,069,956,952.12
  5. Step 5: Solve for x
    x = 99,069,956,952.12/332,009.91
  6. Step 6: Final answer
    x = 298,394.58

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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.