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Finding the Fourth Proportional to 492,067.90, 737,637.45 and 267,096.70

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Solution

The fourth proportional to 492,067.90, 737,637.45 and 267,096.70 is: 400,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,067.90 : 737,637.45 = 267,096.70 : x
  2. Step 2: Convert to fraction form
    492,067.90/737,637.45 = 267,096.70/x
  3. Step 3: Cross multiply
    492,067.90x = 737,637.45 × 267,096.70
  4. Step 4: Simplify right side
    492,067.90x = 197,020,528,691.42
  5. Step 5: Solve for x
    x = 197,020,528,691.42/492,067.90
  6. Step 6: Final answer
    x = 400,392.97

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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.