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Finding the Fourth Proportional to 234,790.52, 352,241.06 and 186,940.10

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Solution

The fourth proportional to 234,790.52, 352,241.06 and 186,940.10 is: 280,454.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,790.52 : 352,241.06 = 186,940.10 : x
  2. Step 2: Convert to fraction form
    234,790.52/352,241.06 = 186,940.10/x
  3. Step 3: Cross multiply
    234,790.52x = 352,241.06 × 186,940.10
  4. Step 4: Simplify right side
    234,790.52x = 65,847,978,926.41
  5. Step 5: Solve for x
    x = 65,847,978,926.41/234,790.52
  6. Step 6: Final answer
    x = 280,454.17

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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.