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Finding the Fourth Proportional to 299,675.16, 449,362.26 and 99,924.84

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Solution

The fourth proportional to 299,675.16, 449,362.26 and 99,924.84 is: 149,837.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,675.16 : 449,362.26 = 99,924.84 : x
  2. Step 2: Convert to fraction form
    299,675.16/449,362.26 = 99,924.84/x
  3. Step 3: Cross multiply
    299,675.16x = 449,362.26 × 99,924.84
  4. Step 4: Simplify right side
    299,675.16x = 44,902,451,932.54
  5. Step 5: Solve for x
    x = 44,902,451,932.54/299,675.16
  6. Step 6: Final answer
    x = 149,837.08

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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.