Home / 299,023.20-412,648.92-163,056.84

Finding the Fourth Proportional to 299,023.20, 412,648.92 and 163,056.84

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Solution

The fourth proportional to 299,023.20, 412,648.92 and 163,056.84 is: 225,016.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,023.20 : 412,648.92 = 163,056.84 : x
  2. Step 2: Convert to fraction form
    299,023.20/412,648.92 = 163,056.84/x
  3. Step 3: Cross multiply
    299,023.20x = 412,648.92 × 163,056.84
  4. Step 4: Simplify right side
    299,023.20x = 67,285,228,924.61
  5. Step 5: Solve for x
    x = 67,285,228,924.61/299,023.20
  6. Step 6: Final answer
    x = 225,016.75

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1.5x scale

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.