Home / 451,249.30-622,559.28-269,966.44

Finding the Fourth Proportional to 451,249.30, 622,559.28 and 269,966.44

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Solution

The fourth proportional to 451,249.30, 622,559.28 and 269,966.44 is: 372,455.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,249.30 : 622,559.28 = 269,966.44 : x
  2. Step 2: Convert to fraction form
    451,249.30/622,559.28 = 269,966.44/x
  3. Step 3: Cross multiply
    451,249.30x = 622,559.28 × 269,966.44
  4. Step 4: Simplify right side
    451,249.30x = 168,070,112,510.56
  5. Step 5: Solve for x
    x = 168,070,112,510.56/451,249.30
  6. Step 6: Final answer
    x = 372,455.12

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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.