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Finding the Fourth Proportional to 299,932.83, 449,808.41 and 157,701.48

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Solution

The fourth proportional to 299,932.83, 449,808.41 and 157,701.48 is: 236,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,932.83 : 449,808.41 = 157,701.48 : x
  2. Step 2: Convert to fraction form
    299,932.83/449,808.41 = 157,701.48/x
  3. Step 3: Cross multiply
    299,932.83x = 449,808.41 × 157,701.48
  4. Step 4: Simplify right side
    299,932.83x = 70,935,451,184.94
  5. Step 5: Solve for x
    x = 70,935,451,184.94/299,932.83
  6. Step 6: Final answer
    x = 236,504.46

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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.