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Finding the Fourth Proportional to 270,818.44, 373,724.86 and 149,957.13

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Solution

The fourth proportional to 270,818.44, 373,724.86 and 149,957.13 is: 206,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,818.44 : 373,724.86 = 149,957.13 : x
  2. Step 2: Convert to fraction form
    270,818.44/373,724.86 = 149,957.13/x
  3. Step 3: Cross multiply
    270,818.44x = 373,724.86 × 149,957.13
  4. Step 4: Simplify right side
    270,818.44x = 56,042,706,620.79
  5. Step 5: Solve for x
    x = 56,042,706,620.79/270,818.44
  6. Step 6: Final answer
    x = 206,938.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.