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Finding the Fourth Proportional to 298,891.44, 447,705 and 241,720.02

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Solution

The fourth proportional to 298,891.44, 447,705 and 241,720.02 is: 362,068.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,891.44 : 447,705 = 241,720.02 : x
  2. Step 2: Convert to fraction form
    298,891.44/447,705 = 241,720.02/x
  3. Step 3: Cross multiply
    298,891.44x = 447,705 × 241,720.02
  4. Step 4: Simplify right side
    298,891.44x = 108,219,261,554.10
  5. Step 5: Solve for x
    x = 108,219,261,554.10/298,891.44
  6. Step 6: Final answer
    x = 362,068.79

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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.