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Finding the Fourth Proportional to 299,676.66, 449,364.51 and 99,926.34

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Solution

The fourth proportional to 299,676.66, 449,364.51 and 99,926.34 is: 149,839.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,676.66 : 449,364.51 = 99,926.34 : x
  2. Step 2: Convert to fraction form
    299,676.66/449,364.51 = 99,926.34/x
  3. Step 3: Cross multiply
    299,676.66x = 449,364.51 × 99,926.34
  4. Step 4: Simplify right side
    299,676.66x = 44,903,350,810.19
  5. Step 5: Solve for x
    x = 44,903,350,810.19/299,676.66
  6. Step 6: Final answer
    x = 149,839.33

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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.