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Finding the Fourth Proportional to 299,880.68, 449,813.82 and 97,476.52

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Solution

The fourth proportional to 299,880.68, 449,813.82 and 97,476.52 is: 146,212.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,880.68 : 449,813.82 = 97,476.52 : x
  2. Step 2: Convert to fraction form
    299,880.68/449,813.82 = 97,476.52/x
  3. Step 3: Cross multiply
    299,880.68x = 449,813.82 × 97,476.52
  4. Step 4: Simplify right side
    299,880.68x = 43,846,285,821.51
  5. Step 5: Solve for x
    x = 43,846,285,821.51/299,880.68
  6. Step 6: Final answer
    x = 146,212.44

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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.