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Finding the Fourth Proportional to 352,704.38, 486,735.62 and 191,562.58

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Solution

The fourth proportional to 352,704.38, 486,735.62 and 191,562.58 is: 264,358.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,704.38 : 486,735.62 = 191,562.58 : x
  2. Step 2: Convert to fraction form
    352,704.38/486,735.62 = 191,562.58/x
  3. Step 3: Cross multiply
    352,704.38x = 486,735.62 × 191,562.58
  4. Step 4: Simplify right side
    352,704.38x = 93,240,328,970.45
  5. Step 5: Solve for x
    x = 93,240,328,970.45/352,704.38
  6. Step 6: Final answer
    x = 264,358.29

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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.