Home / 492,746.82-739,251.62-155,793.80

Finding the Fourth Proportional to 492,746.82, 739,251.62 and 155,793.80

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Solution

The fourth proportional to 492,746.82, 739,251.62 and 155,793.80 is: 233,732.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,746.82 : 739,251.62 = 155,793.80 : x
  2. Step 2: Convert to fraction form
    492,746.82/739,251.62 = 155,793.80/x
  3. Step 3: Cross multiply
    492,746.82x = 739,251.62 × 155,793.80
  4. Step 4: Simplify right side
    492,746.82x = 115,170,814,560.73
  5. Step 5: Solve for x
    x = 115,170,814,560.73/492,746.82
  6. Step 6: Final answer
    x = 233,732.23

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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.