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Finding the Fourth Proportional to 662,760.60, 993,881.70 and 241,819.80

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Solution

The fourth proportional to 662,760.60, 993,881.70 and 241,819.80 is: 362,635.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,760.60 : 993,881.70 = 241,819.80 : x
  2. Step 2: Convert to fraction form
    662,760.60/993,881.70 = 241,819.80/x
  3. Step 3: Cross multiply
    662,760.60x = 993,881.70 × 241,819.80
  4. Step 4: Simplify right side
    662,760.60x = 240,340,273,917.66
  5. Step 5: Solve for x
    x = 240,340,273,917.66/662,760.60
  6. Step 6: Final answer
    x = 362,635.13

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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.