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Finding the Fourth Proportional to 662,419.46, 993,775.80 and 241,694.12

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Solution

The fourth proportional to 662,419.46, 993,775.80 and 241,694.12 is: 362,594.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,419.46 : 993,775.80 = 241,694.12 : x
  2. Step 2: Convert to fraction form
    662,419.46/993,775.80 = 241,694.12/x
  3. Step 3: Cross multiply
    662,419.46x = 993,775.80 × 241,694.12
  4. Step 4: Simplify right side
    662,419.46x = 240,189,770,849.09
  5. Step 5: Solve for x
    x = 240,189,770,849.09/662,419.46
  6. Step 6: Final answer
    x = 362,594.68

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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.