Home / 349,725.28-482,661.84-198,844.96

Finding the Fourth Proportional to 349,725.28, 482,661.84 and 198,844.96

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Solution

The fourth proportional to 349,725.28, 482,661.84 and 198,844.96 is: 274,429.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,725.28 : 482,661.84 = 198,844.96 : x
  2. Step 2: Convert to fraction form
    349,725.28/482,661.84 = 198,844.96/x
  3. Step 3: Cross multiply
    349,725.28x = 482,661.84 × 198,844.96
  4. Step 4: Simplify right side
    349,725.28x = 95,974,874,268.33
  5. Step 5: Solve for x
    x = 95,974,874,268.33/349,725.28
  6. Step 6: Final answer
    x = 274,429.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.