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Finding the Fourth Proportional to 299,829.69, 449,522.19 and 181,473.30

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Solution

The fourth proportional to 299,829.69, 449,522.19 and 181,473.30 is: 272,075.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,829.69 : 449,522.19 = 181,473.30 : x
  2. Step 2: Convert to fraction form
    299,829.69/449,522.19 = 181,473.30/x
  3. Step 3: Cross multiply
    299,829.69x = 449,522.19 × 181,473.30
  4. Step 4: Simplify right side
    299,829.69x = 81,576,275,242.53
  5. Step 5: Solve for x
    x = 81,576,275,242.53/299,829.69
  6. Step 6: Final answer
    x = 272,075.37

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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.