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Finding the Fourth Proportional to 244,387.80, 366,581.70 and 165,072.60

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Solution

The fourth proportional to 244,387.80, 366,581.70 and 165,072.60 is: 247,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,387.80 : 366,581.70 = 165,072.60 : x
  2. Step 2: Convert to fraction form
    244,387.80/366,581.70 = 165,072.60/x
  3. Step 3: Cross multiply
    244,387.80x = 366,581.70 × 165,072.60
  4. Step 4: Simplify right side
    244,387.80x = 60,512,594,331.42
  5. Step 5: Solve for x
    x = 60,512,594,331.42/244,387.80
  6. Step 6: Final answer
    x = 247,608.90

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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.