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Finding the Fourth Proportional to 797,961.60, 1,194,609.60 and 774,633.60

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Solution

The fourth proportional to 797,961.60, 1,194,609.60 and 774,633.60 is: 1,159,685.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,961.60 : 1,194,609.60 = 774,633.60 : x
  2. Step 2: Convert to fraction form
    797,961.60/1,194,609.60 = 774,633.60/x
  3. Step 3: Cross multiply
    797,961.60x = 1,194,609.60 × 774,633.60
  4. Step 4: Simplify right side
    797,961.60x = 925,384,735,042.56
  5. Step 5: Solve for x
    x = 925,384,735,042.56/797,961.60
  6. Step 6: Final answer
    x = 1,159,685.80

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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.