Home / 269,860.60-403,091.78-198,148.87

Finding the Fourth Proportional to 269,860.60, 403,091.78 and 198,148.87

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Solution

The fourth proportional to 269,860.60, 403,091.78 and 198,148.87 is: 295,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,860.60 : 403,091.78 = 198,148.87 : x
  2. Step 2: Convert to fraction form
    269,860.60/403,091.78 = 198,148.87/x
  3. Step 3: Cross multiply
    269,860.60x = 403,091.78 × 198,148.87
  4. Step 4: Simplify right side
    269,860.60x = 79,872,180,713.29
  5. Step 5: Solve for x
    x = 79,872,180,713.29/269,860.60
  6. Step 6: Final answer
    x = 295,975.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.