Home / 447,455.52-670,848.04-269,921.14

Finding the Fourth Proportional to 447,455.52, 670,848.04 and 269,921.14

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Solution

The fourth proportional to 447,455.52, 670,848.04 and 269,921.14 is: 404,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,455.52 : 670,848.04 = 269,921.14 : x
  2. Step 2: Convert to fraction form
    447,455.52/670,848.04 = 269,921.14/x
  3. Step 3: Cross multiply
    447,455.52x = 670,848.04 × 269,921.14
  4. Step 4: Simplify right side
    447,455.52x = 181,076,067,723.57
  5. Step 5: Solve for x
    x = 181,076,067,723.57/447,455.52
  6. Step 6: Final answer
    x = 404,679.48

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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.