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Finding the Fourth Proportional to 299,654.32, 449,420.64 and 110,049.52

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Solution

The fourth proportional to 299,654.32, 449,420.64 and 110,049.52 is: 165,051.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,654.32 : 449,420.64 = 110,049.52 : x
  2. Step 2: Convert to fraction form
    299,654.32/449,420.64 = 110,049.52/x
  3. Step 3: Cross multiply
    299,654.32x = 449,420.64 × 110,049.52
  4. Step 4: Simplify right side
    299,654.32x = 49,458,525,710.09
  5. Step 5: Solve for x
    x = 49,458,525,710.09/299,654.32
  6. Step 6: Final answer
    x = 165,051.94

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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.