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Finding the Fourth Proportional to 299,452.23, 449,199.90 and 94,269.30

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Solution

The fourth proportional to 299,452.23, 449,199.90 and 94,269.30 is: 141,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,452.23 : 449,199.90 = 94,269.30 : x
  2. Step 2: Convert to fraction form
    299,452.23/449,199.90 = 94,269.30/x
  3. Step 3: Cross multiply
    299,452.23x = 449,199.90 × 94,269.30
  4. Step 4: Simplify right side
    299,452.23x = 42,345,760,133.07
  5. Step 5: Solve for x
    x = 42,345,760,133.07/299,452.23
  6. Step 6: Final answer
    x = 141,410.74

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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.