Home / 358,021.58-494,056.50-196,867.04

Finding the Fourth Proportional to 358,021.58, 494,056.50 and 196,867.04

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Solution

The fourth proportional to 358,021.58, 494,056.50 and 196,867.04 is: 271,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,021.58 : 494,056.50 = 196,867.04 : x
  2. Step 2: Convert to fraction form
    358,021.58/494,056.50 = 196,867.04/x
  3. Step 3: Cross multiply
    358,021.58x = 494,056.50 × 196,867.04
  4. Step 4: Simplify right side
    358,021.58x = 97,263,440,747.76
  5. Step 5: Solve for x
    x = 97,263,440,747.76/358,021.58
  6. Step 6: Final answer
    x = 271,669.21

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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.