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Finding the Fourth Proportional to 252,043.60, 353,910.80 and 252,043.60

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Solution

The fourth proportional to 252,043.60, 353,910.80 and 252,043.60 is: 353,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,043.60 : 353,910.80 = 252,043.60 : x
  2. Step 2: Convert to fraction form
    252,043.60/353,910.80 = 252,043.60/x
  3. Step 3: Cross multiply
    252,043.60x = 353,910.80 × 252,043.60
  4. Step 4: Simplify right side
    252,043.60x = 89,200,952,110.88
  5. Step 5: Solve for x
    x = 89,200,952,110.88/252,043.60
  6. Step 6: Final answer
    x = 353,910.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.