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Finding the Fourth Proportional to 234,432, 352,076.99 and 214,669.01

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Solution

The fourth proportional to 234,432, 352,076.99 and 214,669.01 is: 322,396.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,432 : 352,076.99 = 214,669.01 : x
  2. Step 2: Convert to fraction form
    234,432/352,076.99 = 214,669.01/x
  3. Step 3: Cross multiply
    234,432x = 352,076.99 × 214,669.01
  4. Step 4: Simplify right side
    234,432x = 75,580,016,053.35
  5. Step 5: Solve for x
    x = 75,580,016,053.35/234,432
  6. Step 6: Final answer
    x = 322,396.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.