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Finding the Fourth Proportional to 352,173.04, 485,998.29 and 191,027.89

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Solution

The fourth proportional to 352,173.04, 485,998.29 and 191,027.89 is: 263,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,173.04 : 485,998.29 = 191,027.89 : x
  2. Step 2: Convert to fraction form
    352,173.04/485,998.29 = 191,027.89/x
  3. Step 3: Cross multiply
    352,173.04x = 485,998.29 × 191,027.89
  4. Step 4: Simplify right side
    352,173.04x = 92,839,227,882.31
  5. Step 5: Solve for x
    x = 92,839,227,882.31/352,173.04
  6. Step 6: Final answer
    x = 263,618.21

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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.