Home / 447,439.02-670,760.52-163,076.10

Finding the Fourth Proportional to 447,439.02, 670,760.52 and 163,076.10

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Solution

The fourth proportional to 447,439.02, 670,760.52 and 163,076.10 is: 244,469.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,439.02 : 670,760.52 = 163,076.10 : x
  2. Step 2: Convert to fraction form
    447,439.02/670,760.52 = 163,076.10/x
  3. Step 3: Cross multiply
    447,439.02x = 670,760.52 × 163,076.10
  4. Step 4: Simplify right side
    447,439.02x = 109,385,009,635.57
  5. Step 5: Solve for x
    x = 109,385,009,635.57/447,439.02
  6. Step 6: Final answer
    x = 244,469.09

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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.