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Finding the Fourth Proportional to 299,773.83, 449,438.39 and 181,417.02

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Solution

The fourth proportional to 299,773.83, 449,438.39 and 181,417.02 is: 271,990.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,773.83 : 449,438.39 = 181,417.02 : x
  2. Step 2: Convert to fraction form
    299,773.83/449,438.39 = 181,417.02/x
  3. Step 3: Cross multiply
    299,773.83x = 449,438.39 × 181,417.02
  4. Step 4: Simplify right side
    299,773.83x = 81,535,772,480.31
  5. Step 5: Solve for x
    x = 81,535,772,480.31/299,773.83
  6. Step 6: Final answer
    x = 271,990.96

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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.