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Finding the Fourth Proportional to 299,878.88, 449,468.58 and 110,196.32

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Solution

The fourth proportional to 299,878.88, 449,468.58 and 110,196.32 is: 165,165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,878.88 : 449,468.58 = 110,196.32 : x
  2. Step 2: Convert to fraction form
    299,878.88/449,468.58 = 110,196.32/x
  3. Step 3: Cross multiply
    299,878.88x = 449,468.58 × 110,196.32
  4. Step 4: Simplify right side
    299,878.88x = 49,529,783,471.63
  5. Step 5: Solve for x
    x = 49,529,783,471.63/299,878.88
  6. Step 6: Final answer
    x = 165,165.96

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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.