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Finding the Fourth Proportional to 282,793.15, 424,167.67 and 164,388.97

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Solution

The fourth proportional to 282,793.15, 424,167.67 and 164,388.97 is: 246,570.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,793.15 : 424,167.67 = 164,388.97 : x
  2. Step 2: Convert to fraction form
    282,793.15/424,167.67 = 164,388.97/x
  3. Step 3: Cross multiply
    282,793.15x = 424,167.67 × 164,388.97
  4. Step 4: Simplify right side
    282,793.15x = 69,728,486,378.60
  5. Step 5: Solve for x
    x = 69,728,486,378.60/282,793.15
  6. Step 6: Final answer
    x = 246,570.63

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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.