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Finding the Fourth Proportional to 299,320.60, 449,499.30 and 159,352.60

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Solution

The fourth proportional to 299,320.60, 449,499.30 and 159,352.60 is: 239,304.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,320.60 : 449,499.30 = 159,352.60 : x
  2. Step 2: Convert to fraction form
    299,320.60/449,499.30 = 159,352.60/x
  3. Step 3: Cross multiply
    299,320.60x = 449,499.30 × 159,352.60
  4. Step 4: Simplify right side
    299,320.60x = 71,628,882,153.18
  5. Step 5: Solve for x
    x = 71,628,882,153.18/299,320.60
  6. Step 6: Final answer
    x = 239,304.89

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1.5x scale

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.