Home / 774,912.69-1,162,303.02-269,343.90

Finding the Fourth Proportional to 774,912.69, 1,162,303.02 and 269,343.90

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Solution

The fourth proportional to 774,912.69, 1,162,303.02 and 269,343.90 is: 403,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,912.69 : 1,162,303.02 = 269,343.90 : x
  2. Step 2: Convert to fraction form
    774,912.69/1,162,303.02 = 269,343.90/x
  3. Step 3: Cross multiply
    774,912.69x = 1,162,303.02 × 269,343.90
  4. Step 4: Simplify right side
    774,912.69x = 313,059,228,388.58
  5. Step 5: Solve for x
    x = 313,059,228,388.58/774,912.69
  6. Step 6: Final answer
    x = 403,992.90

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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.