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Finding the Fourth Proportional to 483,896.23, 667,775.24 and 269,036.24

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Solution

The fourth proportional to 483,896.23, 667,775.24 and 269,036.24 is: 371,269.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,896.23 : 667,775.24 = 269,036.24 : x
  2. Step 2: Convert to fraction form
    483,896.23/667,775.24 = 269,036.24/x
  3. Step 3: Cross multiply
    483,896.23x = 667,775.24 × 269,036.24
  4. Step 4: Simplify right side
    483,896.23x = 179,655,736,059.53
  5. Step 5: Solve for x
    x = 179,655,736,059.53/483,896.23
  6. Step 6: Final answer
    x = 371,269.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.