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Finding the Fourth Proportional to 198,482.73, 298,107.05 and 170,084.06

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Solution

The fourth proportional to 198,482.73, 298,107.05 and 170,084.06 is: 255,454.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,482.73 : 298,107.05 = 170,084.06 : x
  2. Step 2: Convert to fraction form
    198,482.73/298,107.05 = 170,084.06/x
  3. Step 3: Cross multiply
    198,482.73x = 298,107.05 × 170,084.06
  4. Step 4: Simplify right side
    198,482.73x = 50,703,255,037.67
  5. Step 5: Solve for x
    x = 50,703,255,037.67/198,482.73
  6. Step 6: Final answer
    x = 255,454.24

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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.