Home / 609,104.28-840,565.83-329,701.44

Finding the Fourth Proportional to 609,104.28, 840,565.83 and 329,701.44

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Solution

The fourth proportional to 609,104.28, 840,565.83 and 329,701.44 is: 454,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,104.28 : 840,565.83 = 329,701.44 : x
  2. Step 2: Convert to fraction form
    609,104.28/840,565.83 = 329,701.44/x
  3. Step 3: Cross multiply
    609,104.28x = 840,565.83 × 329,701.44
  4. Step 4: Simplify right side
    609,104.28x = 277,135,764,565.80
  5. Step 5: Solve for x
    x = 277,135,764,565.80/609,104.28
  6. Step 6: Final answer
    x = 454,989.03

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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.