Home / 774,961.02-1,162,409.67-269,636.58

Finding the Fourth Proportional to 774,961.02, 1,162,409.67 and 269,636.58

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Solution

The fourth proportional to 774,961.02, 1,162,409.67 and 269,636.58 is: 404,443.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,961.02 : 1,162,409.67 = 269,636.58 : x
  2. Step 2: Convert to fraction form
    774,961.02/1,162,409.67 = 269,636.58/x
  3. Step 3: Cross multiply
    774,961.02x = 1,162,409.67 × 269,636.58
  4. Step 4: Simplify right side
    774,961.02x = 313,428,167,977.73
  5. Step 5: Solve for x
    x = 313,428,167,977.73/774,961.02
  6. Step 6: Final answer
    x = 404,443.78

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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.