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Finding the Fourth Proportional to 235,179.60, 352,769.40 and 231,291.60

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Solution

The fourth proportional to 235,179.60, 352,769.40 and 231,291.60 is: 346,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,179.60 : 352,769.40 = 231,291.60 : x
  2. Step 2: Convert to fraction form
    235,179.60/352,769.40 = 231,291.60/x
  3. Step 3: Cross multiply
    235,179.60x = 352,769.40 × 231,291.60
  4. Step 4: Simplify right side
    235,179.60x = 81,592,598,957.04
  5. Step 5: Solve for x
    x = 81,592,598,957.04/235,179.60
  6. Step 6: Final answer
    x = 346,937.40

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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.