Home / 269,329.73-403,870.37-79,722.27

Finding the Fourth Proportional to 269,329.73, 403,870.37 and 79,722.27

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Solution

The fourth proportional to 269,329.73, 403,870.37 and 79,722.27 is: 119,546.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,329.73 : 403,870.37 = 79,722.27 : x
  2. Step 2: Convert to fraction form
    269,329.73/403,870.37 = 79,722.27/x
  3. Step 3: Cross multiply
    269,329.73x = 403,870.37 × 79,722.27
  4. Step 4: Simplify right side
    269,329.73x = 32,197,462,283.53
  5. Step 5: Solve for x
    x = 32,197,462,283.53/269,329.73
  6. Step 6: Final answer
    x = 119,546.63

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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.